prowessapps.in Arrays Programs in C++

#include< iostream>
using namespace std;
int main() {
 int i, a[5],sum = 0;
 cout<<"Enter 5 Elements : ";
 for(i =0; i< 5; i++) {
  cin>>a[i];
 }
 for(i =0; i< 5; i++) {
  sum = sum +a[i];
 }
 cout<<"Sum = "<< sum<< endl;
return 0;
}
OUTPUT
Enter 5 Elements : 12 13 14 15 14
Sum = 68

#include< iostream>
using namespace std;
int main() {
 int i, a[5] ;
 cout<<"Enter 5 Elements : ";
 for(i =0; i< 5; i++) {
  cin>>a[i];
 }
 int max = a[0];
 for(i =1; i< 5; i++) {
  if(max < a[i]) {
   max = a[i];
  }
 }
 cout<<"Max = "<< max<< endl;
return 0;
}
OUTPUT
Enter 5 Elements : 12 34 56 43 32
Max = 56

#include< iostream>
using namespace std;
int main() {
 int i, a[5] ;
 cout<<"Enter 5 Elements : ";
 for(i =0; i< 5; i++) {
  cin>>a[i];
 }
 int min = a[0];
 for(i =1; i 5; i++) {
  if(min>a[i]) {
   min = a[i];
  }
 }
 cout<<"Min = "<< min<< endl;
return 0;
}
OUTPUT
Enter 5 Elements : 12 34 11 36 342
Min = 11

#include< iostream>
using namespace std;
int main() {
 int m = 0, a[5],min,smin ;
 cout<<"Enter 5 Elements : ";
 for(int i =0; i< 5; i++) {
  cin>>a[i];
 }
 min = a[0];
 for(int i =1; i< 5; i++) {
  if(a[i] < min) {
   min = a[i];
   m = i;
  }
  }
 smin = a[5-m-1];
 for(int i =0 ; i< 5; i++) {
  if(smin> a[i] && m!= i) {
   smin = a[i];
  }
 }
 cout<<"Second Min = "<< smin;
return 0;
}
OUTPUT
Enter 5 Elements : 1 3 45 32 54
Second Min = 3

#include< iostream>
using namespace std;
int main() {
 int m = 0, a[5],max,smax ;
 cout<<"Enter 5 Elements : ";
 for(int i =0; i< 5; i++) {
  cin>>a[i];
 }
 max = a[0];
 for(int i =1; i< 5; i++) {
  if(a[i]>max) {
   max = a[i];
   m = i;
  }
  }
 smax = a[5-m-1];
 for(int i =0 ; i< 5; i++) {
  if(smax< a[i] && m!= i) {
   smax = a[i];
  }
 }
 cout<<"Second Max = "<< smax;
return 0;
}

OUTPUT
Enter 5 Elements : 1 3 45 32 54
Second Max = 45

#include< iostream>
using namespace std;
int main() {
 int a[5]={1,10,23,45,21};
 int i,n,flag = 0;
 cout<<"Enter a Element : ";
 cin>>n;
 for(i=0; i< 5; i++){
  if(a[i]==n){
   flag = 1;
   break;
  }
 }
 if(flag==0) {
  cout<<"Element not Found\n";
 }
 else {
  cout<<"Found at "<< i+1<< endl;
 }
 return 0;
}

OUTPUT
Enter a Element : 23
 Found at 3

#include< iostream>
using namespace std;
int main() {
 int m1[3][3],m2[3][3],m3[3][3];
 cout<<"Enter Elements of Mat1: \n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   cin>>m1[i][j];
  }
 }
 cout<<"Enter Elements of Mat2: \n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   cin>>m2[i][j];
  }
 }
 cout<<"Sum of the matrix: \n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   m3[i][j] = m1[i][j]+m2[i][j];
   cout<< m3[i][j]<<"  ";
  }
  cout<< endl;
 }
 return 0;
}
OUTPUT
Enter Elements of Mat1:
1 2 3
2 3 4
6 8 2
Enter Elements of Mat2:
3 4 2
1 2 1
3 1 2
Sum of the matrix:
4 6 5
3 5 5
9 9 4

#include< iostream>
using namespace std;
int main() {
 int m1[3][3],m2[3][3],m3[3][3];
 cout<<"Enter Elements of Mat1:\n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   cin>>m1[i][j];
  }
 }
 cout<<"Enter Elements of Mat2:\n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   cin>>m2[i][j];
  }
 }
 cout<<"Difference of matrix:\n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 3; j++) {
   m3[i][j] = m1[i][j]-m2[i][j];
   cout<< m3[i][j]<<"  ";
  }
  cout<< endl;
 }
 return 0;
}
OUTPUT
Enter Elements of Mat1:
3 4 3
2 3 4
6 8 2
Enter Elements of Mat2:
1 2 2
1 2 1
3 1 2
Difference of matrix:
2 2 1
1 1 3
3 7 0

#include< iostream>
using namespace std;
int main() {
 int r1 = 3, c1= 2, r2 = 2;
 int c2 = 4,sum =0;
 int m1[3][2],m2[2][4],m3[3][4];
 cout<<"Enter Elements of Mat1: \n";
 for(int i = 0; i< r1; i++) {
  for(int j = 0; j< c1; j++) {
   cin>>m1[i][j];
  }
 }
 cout<<"Enter Elements of Mat2: \n";
 for(int i = 0; i< r2; i++) {
  for(int j = 0; j< c2; j++) {
   cin>>m2[i][j];
  }
 }
 for(int i = 0; i< r1; i++) {
  for(int j = 0; j< c2; j++) {
   for(int k = 0; k< r2;k++) {
    sum = sum+m1[i][k]*m2[k][j];
   }
  m3[i][j]= sum;
  sum = 0;
  }
 }
 cout<<"Product of matrix: \n";
 for(int i = 0; i< r2; i++) {
  for(int j = 0; j< c2; j++) {
   cout<< m3[i][j]<<"  ";
  }
  cout<< endl;
 }
 return 0;
}
OUTPUT
Enter Elements of Mat1:
1 3
3 4
2 3
Enter Elements of Mat2:
1 2 3 4
3 4 5 6
Product of matrix:
10 14 18 22
15 22 29 36

#include< iostream>
using namespace std;
int main() {
 int mat[3][2],tran[2][3];
 cout<<"Enter Elements of Mat: \n";
 for(int i = 0; i< 3; i++) {
  for(int j = 0; j< 2; j++) {
   cin>>mat[i][j];
   tran[j][i] = mat[i][j];
  }
 }
 cout<<"Transpose of Matrix: \n";
 for(int i = 0; i< 2; i++) {
  for(int j = 0; j< 3; j++) {
   cout<< tran[i][j]<<"  ";
  }
  cout<< endl;
 }
 return 0;
}
OUTPUT
Enter Elements of Mat
3 4
2 3
6 8
Transpose of Matrix:
3 2 6
4 3 8


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