PR OGR A M S II N C C++ 2011-2012
NAME: ALOK KUMAR ROLL NO: 05
1. Program to print to print “WELCOME “WELCOME IN C++”. C++”. #include
void main() { cout <<"Welcome in C++ Programming"; }
OUTPUT
Welcome in C++ Programming.
2. Program to find sum of two numbers. #include void main() { int num1,num2,sum; cout<<"Enter Number 1: "; cin>>num1; cout<<"Enter Number 2: "; cin>>num2; sum=num1+num2; cout<<"Sum of numbers: "<
OUTPUT
Enter Number 1: 5 Enter Number 2: 6 Sum of numbers: 11
3. Program to find square of a number. #include void main() { int num1,square; cout<<"Enter number: "; cin>>num1; square=num1*num1; cout<<"Square of number is: "<
OUTPUT
Enter number:
5
Square of number is: 25
4. Program to check whether a number is greater than or less than other number. #include #include void main() { clrscr(); int num1,num2; cout<<"Enter value for num 1: ”; cin>>num1; cout<<"Enter value for num 2: "; cin>>num2; if(num1>num2) cout<<"Num1 is greater than num 2"; else cout<<"Num1 is smaller than num 2"; }
OUTPUT
Enter value for num 1: 5 Enter value for num 2: 10 Num1 is smaller smaller than num 2
5. Program to calculate percentage marks for three subjects. #include void main() { float English, Maths, Science, Sum, Percentage; cout<<"Enter marks of Subject ENGLISH, MATHS & SCIENCE: "; cin>>English>>Maths>>Science; Sum=English+Maths+Science; Percentage=Sum*100/300; cout<<"Percentage cout<<"Percentage = "<
OUTPUT Enter marks of Subject Su bject ENGLISH, MATHS & SCIENCE: 90 98 95 Percentage = 94.33333333
6. Program that reads temperature in Celsius and displays it in Fahrenheit. #include void main() { int Celsius, Fahrenheit; cout<<"Enter temperature in degree CELCIUS:
";
cin>>Celsius; Fahrenheit=9*Celsius/5+32; cout<<"Temperature in degree FAHRENHEIT: }
OUTPUT
Enter temperature in degree CELCIUS:
40
Temperature in degree FAHRENHEIT:
104
"<
7. Program that reads radius of a circle and prints its area. #include void main() { float radius,area; cout<<"Enter Radius of circle:
";
cin>>radius; area=radius*3.14*radius; cout<<"Area of Circle:
"<
}
OUTPUT
Enter Radius of circle: Area of Circle:
14
615.44
8. Program that enter value of x from user and prints Y = 2x and Z = 2x -1. #include #include void main() { clrscr(); int x,y,z; cout<<"Enter x: "; cin>>x; y=2*x; z=2*x-1; cout<<" Y = "<>totaldays; years=totaldays/365; rem1=totaldays%365; weeks=rem1/7; rem2=rem1%7; days=rem2; cout<<"Years = "<>a; cout<<"Enter b : "; cin>>b; c=a; a=b; b=c; cout<<"\na= "<
OUTPUT Enter a: 5 Enter b: 7 a= 7 b= 5
11. Program for swapping of two numbers without using third variable. #include #include void main() { clrscr(); int a,b; cout<<"Enter a : "; cin>>a; cout<<"Enter b : "; cin>>b; a=a+b; b=a-b; a=a-b; cout<<"Values after swapping: "<<"\na= "<
OUTPUT Enter a: 4 Enter b: 9 Values after swapping: a= 9 b= 4
12. Program to input three numbers and print the largest of three. #include void main() { int x,y,z; cout<<"Enter three variables : "<<"\n"; cin>>x>>y>>z; if(x>y&&x>z) cout<<"\n"<x&&y>z) cout<<"\n"<x&&z>y) cout<<"\n"<
OUTPUT Enter three variables : 5 9 3
9 is greatest
13. Program to check whether the entered number is odd or even. #include #include void main() { clrscr(); int num; cout<<"Enter any number : “; cin>>num; if(num%2==0) cout<<"Number is even"; else cout<<"Number is odd"; }
OUTPUT Enter any number: 5 Number is odd
Enter any number: 18 Number is even
14. Program to find Simple Interest and Compound Interest. #include #include void main() { clrscr(); int P,R,T; float SI,CI; cout<<"Enter values for P R T"<<"\n"; cin>>P>>R>>T; SI=P*R*T/100; CI=P*(1+R/100)^T; cout<<"Simple interest= "<>b>>h; area=b*h/2; cout<<"Area of triangle: "<
OUTPUT Enter values of Base and Height of triangle 5 4 Area of triangle: 10
16. Program that seeds the name of user and number of unit and displays the electricity charge with name. The electricity board charges according to following data: For first 100 units
=
40p/unit
For next 200 units
=
50p/unit
Beyond 300 units
=
60p/unit
All the users are charged motor charge also which is Rs 50.
#include #include #include void main() { clrscr(); char name[25]; int unit, charge; cout<<"Enter your name: "; gets(name); cout<<"Enter total units: "<<“\ <<“\n”; n”; cin>>unit; if(unit<=100)
charge=100*40/100+50; if(unit>100&&unit<=300) charge=100*40/100+(unit-100)*50/100+50; if(unit>300) charge=100*40/100+200*50/100+(unit-300)*60/100+50; puts(name); cout<<"Total Electricity Charge: "<
OUTPUT Enter your name: Alok Kumar Enter total units: 285
Alok Kumar Total Electricity Charge: 182
17. Program to enter marks in five subjects and calculate percentage. Display grade according to following specifications. Percentage
Grade
>90
A
<= 90 and>81
B
<= 80 and>71
C
<= 70 and>61
D
<= 60 and>51
E
<= 50 and>41
F
<=40
Fail
#include #include #include void main() { clrscr(); char name[67], grade;
int eng, maths, cs, phy, chem, sum, percentage; cout<<"Enter your name: "; gets(name); cout<<"Enter marks in 5 subjects"<<"\n"; sub jects"<<"\n"; cin>>eng>>maths>>cs>>phy>>chem; sum=eng+maths+cs+phy+chem; percentage=sum/5; percentage=sum/5; cout<<"\n"<<"\n"; puts(name); cout<<"Percentage: cout<<"Percentage: "<< percentage <<'%'; if(percentage >90) grade='A'; if(percentage <=90&& percentage >81) grade='B'; if(percentage <=80&& percentage >71) grade='C'; if(percentage <=70&& percentage >61) grade='D'; if(percentage <=60&& percentage >51) grade='E'; if(percentage <=50&& percentage >41) grade='F'; if(percentage <=40)
grade='G'; cout<<"\n"<<"Grade: "<
OUTPUT Enter your name: Alok Kumar Enter marks in 5 subjects 93 97 95 90 99
Alok Kumar Percentage: 94% Grade: A
18. Program that accepts a character between A and J and prints next 4 characters. characters. #include #include void main() { clrscr(); char ch; cout<<"Enter character between A to J: "; cin>>ch; int num =ch; cout<
OUTPUT
Enter character character between A to J: F GHIJ
19. Program to input a student type („A‟ or „B‟), and for „A‟ initialize the collage account with Rs 200 otherwise initialize the hostel account with Rs 200. #include void main() { char stu_type; int coll_acc,hostel_acc; coll_acc,hostel_acc; cout<<"Enter student type: "; cin>>stu_type; if(stu_type=='A') coll_acc=200; cout<<“ cout<<“\nCollage account:” account:”<
OUTPUT Enter student type: A Collage account: 200
20. Program that print area for choice 1 and perimeter for choice 2 of a circle #include void main() { char choice; int radius, area, peri; cout<<"Enter radius of circle: circle: "; cin>>radius; cout<<"Enter 1 for area area or 2 for perimeter: perimeter: "; cin>>choice; area=22*radius*radius/7; peri=2*22*radius/7; if(choice=='1') cout<<"Area: "<
OUTPUT Enter radius of circle: 7 Enter 1 for area or 2 for perimeter: 1 Area: 154
21. Program to find value of P if P= (w + x)/(y-z). The value of w, x, y, z are entered by user. #include void main() { float w, x, y, z, P; cout<<"Enter numbers w, x, y, z"; cin>>w>>x>>y>>z; P= (w + x)/(y-z); cout<<"\nP = (w + x)/(y-z) = }
OUTPUT Enter numbers w, x, y, z 5 7 6 3
P = (w + x)/(y-z) = 4
"<
22. Program which raise any number x to a positive power n. #include #include #include void main() { clrscr(); long double x,n,p; cout<<"Enter any number x: "; cin>>x; cout<<"Enter value of n: "; cin>>n; p=pow(x,n); cout<<"x raised raised to the power n is: "<
OUTPUT Enter any number x: 5 Enter value of n: 4 x raised raised to the power power n is: 625
23. Program to calculate commission commission for the salesmen the commission is calculated according to following rates. Sales
Commission rate
30001 onwards
15%
22000 – 22000 – 30000 30000
10%
12001 – 12001 – 22000 22000
7%
5001 – 5001 – 12000 12000
3%
0 – 5000 – 5000
0%
#include #include void main() { clrscr(); float sales; cout<<"Enter sales made made by salesman: "; cin>>sales; if(sales>5000) if(sales<12000) if(sales<22000) if(sales<30000) cout<<"Commission = "<
else cout<<"Commission = "<>ch; num=ch; if(num>=48) if(num>=65) if(num>=97&&num<123) cout<<"\nThe entered character is a lower case alphabet";
else cout<<"\nThe entered character is a upper case alphabet"; else cout<<"\nThe entered character is a digit";
else cout<<"\nThe entered character is any other character"; }
OUTPUT
Enter any Character: j The entered character is a lower case alphabet
25. Program to print table of any number.
#include #include void main() { clrscr(); int n,i; cout<<"\nEnter any number :"; cin>>n; for(i=1;i<=10;i++) { cout<<"\t"; cout<
OUTPUT
Enter any number: 2 2
4
6
8
10
12
14
16
18
20
26. Program to print roots of a quadratic equation.
#include #include #include void main() { clrscr(); float a,b,c,root1,root2,delta; a,b,c,root1,root2,delta; cout<<"Enter the values of a, b & c of the quadratic equation of the form 2 \nax +bx+c \n"; cin>>a>>b>>c; if(a==0) cout<<"The value of 'a' should not be zero \n Abording!!!!! \n"; else { delta =b*b-4*a*c; if(delta>0) { root1=(-b+sqrt(delta))/(2*a); root2=(-b-sqrt(delta))/(2*a); cout<<"Roots are real and unequal"; cout<<"\n root1= "<
OUTPUT Enter the values of a, b & c of the quadratic equation of the form 2 ax +bx+c 1 -5 4 Roots are real and unequal Root1= 1 Root2= 4
27. Program to find a number is prime or not.
#include #include #include void main() { clrscr(); int n,i; cout<<"Enter any number: "; cin>>n; for(i=2;i<=n-1;i++) if(n%i==0) { cout<<"\nEntered number is NOT a PRIME NUMBER "; exit(0); } cout<<"\nEntered number is a PRIME NUMBER "; }
OUTPUT Enter any number: 17 Entered number is a PRIME NUMBER
28. Program that prints the following series 1
2
4
8
16
32 64 128
#include #include #include void main() { clrscr(); int j,i;
for(i=0;i<=7;++i) { j=pow(2,i); cout<
OUTPUT
1
2
4
8
16
32
64
128
29. Program that prints first n natural numbers and prints their sum.
#include #include void main() { clrscr(); int i, n, sum=0; cout<<"Enter value of n: "; cin>>n; for(i=1;i<=n;i++) {cout<>n; for(i=1;i<=n;i++) {if(i%2==0) sum1+=i; else sum2+=i; } cout<<"\nSum of even even numbers: "<
OUTPUT Enter the number of numbers: 10 Sum of even numbers: 30 Sum of odd numbers: 25
31. Program for generating the given output.
#include #include void main() { clrscr(); int i,j; for(i=1;i<=5;i++) { cout<<"\n"; for(j=1;j<=i;j++) cout<<'*'; } }
OUTPUT * ** *** **** *****
32. Program for generating the given output.
#include #include void main() { clrscr(); int i,j; for(i=1;i<=4;i++) { cout<<"\n"; for(j=1;j<=2*i-1;j++) cout<<'*'; } }
OUTPUT * *** ***** *******
33. Program for generating the given output.
#include #include void main() { clrscr(); int i; for(i=1;i<=5;++i) { cout<<"\n"; for(int j=1;j<=i;++j) cout<
OUTPUT 1 22 333 4444 55555
34. Program for generating the given output.
#include void main() { int i, j, k, n; cout<<"Enter number of lines: lines: "; cin>>n; for(i=1;i<=n;i++) { cout<<"\n"; for(j=1;j<=n-i;j++) cout<<' '; for(k=1;k<=i;k++) cout<<'*'; } }
OUTPUT Enter number of lines: 3 * ** ***
35. Program to print factorial of a number.
#include #include void main() { clrscr(); int i, n, facto=1; cout<<"Enter any number: "; cin>>n; for(i=1;i<=n;i++) facto*=i; cout<<"\n"<>n; for(i=65;i<=n+65;i++) { cout<<"\n"; for(j=65;j<=i;j++) cout<
OUTPUT Enter number of lines: 4 A AB ABC ABCD
37. Program for generating the given output. #include
void main() { int i, j, k, n; cout<<"Enter number of lines: lines: "; cin>>n; for(i=1;i<=n;i++) { cout<<"\n"; for(j=1;j<=i-1;j++) cout<<„ „; for(k=n;k>=i;k--) cout<<"& "; } }
OUTPUT Enter number of lines: 4 &&&& &&& && &
38. Program to check whether a number is palindrome or not. #include
#include void main() { int n, n1, n2=n, rev=0; cout<<"Enter any number: "; cin>>n; while(n) {n1=n%10; rev=rev*10+n1; n=n/10; } if(n2==rev) cout<<"\nNumber is palindrome"; else cout<<"\nNumber is not palindrome"; }
OUTPUT Enter any number: 121 Number is palindrome palindrome
39. Program to check whether entered character is an alphabet or not.
#include #include void main() { char ch; cout<<"Enter character :"; cin>>ch; if(isalpha(ch)) cout<<"It is an alphabet."; else cout<<"It is not an alphabet."; }
OUTPUT Enter character: a It is an alphabet.
Enter character: % It is not an alphabet.
40. Program to check whether the entered character is of uppercase or lowercase. #include
#include void main() {
char ch; cout<<"Enter character:"; cin>>ch; if(isalpha(ch)) {
cout<<"It is an alphabet.\n"; if(isupper(ch)) cout<<"It is an upper case."; else cout<<"It is a lower case.";
} else cout<<"It is not an alphabet."; }
OUTPUT Enter character: r It is an alphabet. It is a lower case.
41. Program to concatenate two strings. #include #include
#include void main() { char s1[10], s2[10]; cout<<"Enter string 1:"; gets(s1); cout<<"Enter string 2:"; gets(s2); cout<
}
OUTPUT Enter string 1: GOOD Enter string 2: LUCK GOODLUCK Enter string 1: WEL Enter string 2: COME WELCOME
42. Program to find out number of words present in a line. #include #include
void main() { int n=1; char str[100]; cout<<"Enter line:"; cin.getline(str,100); for(int i=1; str[i]!='\0'; i++) { if ( str[i-1]!=' ' && str[i]==' ') n=n+1; } cout<< “\nNumber of words = ”<
OUTPUT Enter line: My name is Alok Kumar. Number of words = 5 Enter line: Program to find out number nu mber of words present in a line. Number of words = 11
43. Program to print a word by deleting 1 letter from end in each turn. #include #include void main()
{
char str[25]; cout<<"Enter string:"; cin.getline(str,25); int len=strlen(str); for(int i=len; i<=0; i--) {
for(int j=0; j<=i; j++) cout<
} }
OUTPUT Enter string: HELLO HELLO HELL HEL HE H
44. Program to check whether the given string is pa palindr lindr ome or not. #include #include void main() {
char str[20];
int len, i, f=1; cout<<"Enter string:"; cin.getline(str,20); len=strlen(str); for(i=0, len=len-1; i<=len/2; i++, len--) {
if(str[i]!=str[len]) f=0; break;
} if(f==1) cout<<"Entered string is palindrome."; else cout<<"Entered string is not a palindrome."; }
OUTPUT Enter string: RADAR Entered string is palindrome.
45. Program to find whether a given character is present in a string or not and also find the position of character. #include #include #include
void main() {
clrscr(); char str[20], ch; int i, f=0; cout<<"Enter string:"; cin.getline(str,20); cout<<"Enter character:"; cin>>ch; for(i=1; i<=len; i++) { if(str[i]==ch) { f=1; break; } } if(f==1) cout<<“The given character is present in the string.”<<“ string.”<<“\n \n The position of the character is:”<< is:”<< i; i; else cout<<“The given character is not present in the string.”; string.”;
}
OUTPUT
Enter string: My name is Khan and I am not a terrorist. Enter character: K The given character is present in the string The position of the character is: 12
Enter character: t The given character is present in the string The position of the character is: 32
46. Program to find cube of a number (using function). #include int cube(int); void main() { int a,c; cout<<"Enter number: ";
cin>>a; c=cube(a); cout<<"Cube of the number: "<
} int cube(int b) { int n; n=b*b*b; return n; }
OUTPUT Enter number: 5 Cube of the number: 125
47. Program to print largest even and odd number from a list of numbers entered through keyboard. The list terminates as soon as one enters zero (using function). #include #include void even_odd(int); void main() {
clrscr(); int n; even_odd(n);
} void even_odd(int n) { int maxeven=0, maxodd=0; while(n) { cout<<"Enter number:"; cin>>n; if(n%2==0) { if(n>maxeven) maxeven=n; } else if(n%2==1) { if(n>maxodd) maxodd=n; } else if(n==0) break;
} cout<<"Largest odd number:"<
OUTPUT Enter number:5 6 8 9 7 15 18
Largest odd number: 15 Largest even number: 18
48. Program to calculate factorial of a number (using function). #include void factorial(int); void main() {
int n; cout<<"Enter number:"; cin>>n; factorial(n);
}
void factorial(int n) {
int fact=1; int i; for(i=1; i<=n; i++) fact=fact*i; cout<< “\nFactorial of ”<
}
OUTPUT Enter number: 6 Factorial of 6 is 720
Enter number: 5 Factorial of 6 is 120
49. Program to find largest number of a list of no. entered through keyboard (using function). #include void largest(); void main() {
largest();
} void largest() {
char ans='y'; int n, large=0; while(ans=='y')
{
cout<<"Enter number:"; cin>>n; if(n>large) large=n; cout<<"You want to enter number?(y or n):"; cin>>ans;
} cout<< “\ “\n Largest number entered: ”<
OUTPUT Enter number: 5 6 8 45 68 26 65 35 79 65 -6 64 25 64 3 9 10 Largest number entered: 79
50. Program that inputs three numbers and find the greatest among them (using functions). #include void greatest(int, int, int); void main() {
int max, d, e, f; cout<<"Enter 3 number:"; cin>>d>>e>>f; greatest(d, e, f);
} void greatest(int d, int e, int f)
{
if(d>e && d>f) cout<<"First number is greatest"; else if(e>d && e>f) cout<<"Second number is greatest"; else if(f>d && f>e) cout<<"Third number is greatest";
}
OUTPUT Enter 3 number: 5 9 2 Second number is greatest
51. Program to find largest and smallest element in a vector. #include void main() {
int v[10], large, small, i; cout<<"Enter the value in vector "; for(i=0;i<10; i++) cin>>v[i]; large=v[1]; small=v[1] ; for (i=0;i<10;i++)
{
if(v[i]>large) if(v[i]>large) large=v[i]; else if(v[i]
} cout<<"\n Largest element ="<>a>>b; swap (a,b);
} void swap(int c, int d)
{
int temp; temp =c; c=d; d=temp; cout<< “\ “\nValues after swapping numbers.” cout<< “\ “\nNum1”<
}
OUTPUT Enter num1: 9 Enter num2: 15 Value after swapping numbers. Num1: 15 Num2: 9
53. Program to find sum of digits of a number (using function). #include int sum(int); void main() {
int n,s; cout<<"Enter number:"; cin>>n; s=sum(n); cout<< “\n Sum of digits :”<
} int sum(int n1) {
int p=0; while(n1) {
p=p+(n1%10); n1=n1/10;
} return p; }
OUTPUT Enter number:356 Sum of digits : 14
54. Program to print all those elements of a matrix that are on and are on the right side of main diagonal. #include void main() {int arr[3][3]; arr[3][3]; cout<<"Enter matrix:"; for(int i=0;i<3;i++) for(int j=0;j<3;j++) cin>>arr[i][j]; for(i=0;i<3;i++) {
cout<<"\n"; for(int j=0;j<3;j++) j=0;j<3;j++)
{
if(i<=j) cout<
}} }
OUTPUT Enter matrix:
2
6
9
1
5
2
6
9
8
1
5
4
2
3
3
55. Program to print and convert all the elements of an array positive (using function). #include void negative(int arr[],int); void main() {
int size=10, arr[size]; cout<<"Enter elements of an array:"; for(int i=0; i>arr[i]; negative(arr,size);
}
void negative(int arr1[], int size1) {
for(int i=0; i
if(arr1[i]<0) arr1[i]=arr1[i]*-1;
} for(i=0;i
OUTPUT Enter elements of an array: 1
2
-6
-8
5
-9
5
4
8
-9
1
2
6
8
5
9
5
4
8
9
56. Program to generate the given output. #include void main() {
int arr1[5][5]; int arr[]={1,2,3,4,5}; for(int i=0;i<5;i++) for(int j=0;j<5;j++) arr1[i][j]=arr[j]; for(i=0; i<5; i++) for(int j=0; j<5; j++)
{
if(i+j>4) arr1[i][j]=0; }
for(i=0;i<5;i++) {
cout<<"\n"; for(int j=0;j<5;j++) cout<
} } OUTPUT 12345 12340 12300 12000 10000
57. Program to display a 2D array in 1D array. #include void main() {
int A[3][3], B[9]; int i,j,k=0; cout<<"Enter Array A:"; for(i=0; i<3; i++) for(j=0; j<3; j++) cin>>A[i][j]; for(i=0; i<3; i++) {
cout<<"\n";
for(j=0; j<4; j++) cout<
B[k]=A[i][j]; k++;}
for(k=0; k<9; k++) cout<
OUTPUT Enter Array A:
123 123 123
Array B:
123123123
58. Program to concatenate two arrays. #include void main() {
int i, j, k; int A[5], B[5], C[10]; cout<<"Enter array A:"; for(i=0; i<5; i++) cin>>A[i]; cout<<"Enter array B:"; for(j=0;j<5;j++)
cin>>B[j]; for(i=0,k=0; i<5;k++, i++) C[k]=A[i]; for(k=5, i=0; i<5; k++, i++) C[k]=B[i]; cout<<"\nArray C:";
for(k=0;k<10;k++) cout<
OUTPUT Enter array A:
01234
Enter array B:
56789
Array C:
0123456789
59. Program to replace a number from array with 0 and take all 0s of the array to the left. #include void main() { int arr[9], n, t, k; cout<<"Enter array:"; for(int i=0; i<9; i++) cin>>arr[i];
cout<<"Enter number:"; cin>>n; for(i=0; i<9; i++) { if(arr[i]==n) arr[i]=0; } for(i=0; i<9; i++) cout<=0; i--) { if(arr[i]==0) { for(int j=i;j>0;j--) { t=arr[j]; arr[j]=arr[j-1]; arr[j-1]=t; } }
} } cout<< “Array after replacing ”<
OUTPUT Enter array:
6
5
4
6
9
5
1
5
8
0
6
4
6
9
1
8
Enter number: 5 Array after replacing „5‟: 0
0
60. Program to calculate the sum of elements of the rows of matrix. #include void main() {
int A[3][3], sum; cout<<"Enter matrix A:"; for(int i=0; i<3; i++) {
for(int j=0; j<3; j++) cin>>A[i][j];
}
for(i=0; i<3; i++) {
sum=0; for(int j=0; j<3; j++) sum=sum+A[i][j]; cout<< “\ “\nSum of row”<
} }
OUTPUT Enter matrix A:
1
2
3
4
5
6
7
8
9
Sum of row 1 is 6 Sum of row 2 is 15 Sum of row 3 is 24
61. Program to multiply two matrices. #include #include void main() { int A[3][3], B[3][3], C[3][3]; cout<<"Enter matrix A:"; for(int i=0; i<3; i++) {
for(int j=0; j<3; j++) cin>>A[i][j]; } cout<<"Enter matrix B:"; for(i=0; i<3; i++) { for(int j=0; j<3; j++) cin>>B[i][j]; } cout<< “\nMatrix “\nMatrix A × matrix B :” for(i=0; i<3; i++) { cout<<"\n"; for(int j=0; j<3; j++) { int sum=0; for(int k=0; k<3; k++) { sum+=A[i][j]*B[k][j]; } cout<
}
OUTPUT Enter matrix A: 1
2
1
2
1
2
1
2
1
Enter matrix B: 2
1
2
1
2
1
2
1
2
5
8
5
10
4
10
5
8
5
Matrix A × matrix B:
62. Program to delete duplicate elements of an array with 0 and take all 0 to right. #include void main() {
int A[10]; cout<<"Enter array:"; for(int i=0; i<10; i++) cin>>A[i]; for(i=0; A[i]!='\0'; i++)
{
for(int j=i+1; A[j]!='\0'; j++) {
if(A[i]==A[j]) {
for(int k=j; A[k]!='\0'; k++) A[k]=A[k+1];
}
}} for(i=0; A[i]!='\0'; i++) {
if(A[i]==0) A[i]='\0';
}
cout<< “\ “\nNew array:”; for(i=0; i<10; i++) cout<
OUTPUT Enter array: 5
8
9
6
4
8
9
3
6
5
New array: 5
8
9
6
4
3
0
0
0
0
63. Program to calculate compound interest for 50 clients of an investment company. Details (including costume name, code and date of starting, number of years, interest rate and total amount) are stored in an array of structures. #include #include #include #include struct clients
{ char cname[20]; int ccode; int cday; int cmonth; int cyear; int irate; int totalamount; int tot_years; }; clients c[50]; void main() { clrscr(); float ci[50]; for(int i=0; i<50; i++) { gets(c[i].cname); cin>>c[i].ccode; cin>>c[i].cday; cin>>c[i].cmonth; cin>>c[i].cyear; cin>>c[i].tot_years;
cin>>c[i].irate; cin>>c[i].totalamount; } for (i=0; i<50; i++) { float t,s; t[i]=(1+c[i].irate*0,01); s[i]=pow(t[i],c1[i].year; ci[i]=c1[i].totalamount*s[i]; cout<
}
64. Program to store information of 10 employee and to display information of an employee depending upon the employee number given. #include #include #include #include struct employee {
int eno; char ename[20]; char eaddress[20]; }e[10]; void main() { clrscr(); int i,n; char ans='y'; for(i=0;i<10;i++) { cin>>e[i].eno; gets(e[i].ename); gets(e[i].eaddress); do{ cout<<"enter employee no"; cin>>n; if(n==e[i].eno) { cout<
cout<<"u want to proceed or not"; cin>>ans; } while(ans=='y'); } }
65. Program to create an array containing details of 25 students (including Roll number, name, marks in three subjects) and print out a list of students who have failed in more than 1 subject. Assume 40% marks as pass marks. #include #include #include struct student { int rno; char name[20];
int sub1; int sub2; int sub3; }s[25]; void main() { for(int i=0;i<25;i++) { cout<<"Enter student Roll number : "; cin>>s[i].rno; cout<<"Enter student name : "; gets(s[i].name); cout<<"Enter marks obtained in three subjects : "; cin>>s[i].sub1>>s[i].sub2>>s[i].sub3; } cout<<"list of students failed in more than 1 subject"; int f=0; for(i=0;i<25;i++) { if(s[i].sub1<=40) f++; if(s[i].sub2<=40) f++;
if(s[i].sub3<=40) f++;
if(f>1) { puts(s[i].name) cout<
