C program to Matrix Transpose

Below is C program to Matrix Transpose.

Program:

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/* Transpose the matrix */ #include<stdio.h>   int main() {  int a[4][4],i,j,b;    for(i=0;i<4;i++)  {   printf("\nEnter elements of %d row of Matrix: ",i+1);   for(j=0;j<4;j++)    scanf("%d",&a[i][j]);  }     for(i=0;i<4;i++)  {   for(j=i+1;j<4;j++)   {    b=a[i][j];    a[i][j]=a[j][i];    a[j][i]=b;   }  }    printf("\nTransposed Matrix:\n\n");  for(i=0;i<4;i++)  {   for(j=0;j<4;j++)    printf("%4d",a[i][j]);   printf("\n");  }  return 0; }