Transpose a Matrix

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 //TRANSPOSE A MATRIX  
 //Downloaded from www.c4cprog.co.nr  
 #include<conio.h>  
 void trans(int a[][100],int r,int c)  
 {  
 int i,j,t;  
 if(r==c)  
 {  
 printf("\n\nEnter Array :\n");  
 for(i=0;i<r;i++)  
 for(j=0;j<c;j++)  
 scanf("%d",&a[i][j]);  
 for(i=0;i<r;i++)  
 for(j=0;j<c;j++)  
 {  
 if(j>i)  
 {  
 t=a[i][j];  
 a[i][j]=a[j][i];  
 a[j][i]=t;  
 }  
 }  
 printf("\n\nArray After Transposing :");  
 for(i=0;i<r;i++)  
 {  
 printf("\n");  
 for(j=0;j<c;j++)  
 printf("\t%d",a[i][j]);  
 }  
 }  
 else  
 printf("\n\nUnsymmetrical Array - Transpose IMPOSSIBLE !!!");  
 }  
 void main()  
 {  
 int a[100][100],r,c,i,j     ;  
 clrscr();  
 printf("\nEnter Array Row Limit :");  
 scanf("%d",&r);  
 printf("\nEnter Array Column Limit :");  
 scanf("%d",&c);  
 trans(a,r,c);  
 getch();  
 }