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Tuesday 1 January 2013

SUM OF DIAGONAL ELEMENTS USING C PROGRAM

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int a[10][10],i,j,m,n,s;
clrscr();
printf("Enter the order the order of matrix:");
scanf("%d,%d",&m,&n);
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
{
scanf("%d",&a[i][j]);
}
}
printf("\n The given matrix:\n\n");
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
{
printf("%d \t",a[i][j]);
}
printf("\n");
}
s=0;
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
{
if(i= =j)
s=s+a[i][j];
}
}
printf("\n sum of the main diagonal element:%d",s);
getch();
}

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