// Identity Matrix
#include<stdio.h>
#define SIZE 10
int main()
{
int a[SIZE][SIZE];
int rc,i,j;
printf("THIS IS SQUARE MATRIX SO ROWS AND COLUMNS WILL BE SAME");
printf("\n\nEnter the No. of Rows and Columns : ");
scanf("%d",&rc);
for(i=0;i<rc;i++)
{
for(j=0;j<rc;j++)
{
if(i == j)
{
a[i][j] = 1;
}
else
{
a[i][j] = 0;
}
}
printf("\n");
}
for(i=0;i<rc;i++)
{
printf("|");
for(j=0;j<rc;j++)
{
printf("%2d",a[i][j]);
}
printf(" | \n");
}
return 0;
}
#include<stdio.h>
#define SIZE 10
int main()
{
int a[SIZE][SIZE];
int rc,i,j;
printf("THIS IS SQUARE MATRIX SO ROWS AND COLUMNS WILL BE SAME");
printf("\n\nEnter the No. of Rows and Columns : ");
scanf("%d",&rc);
for(i=0;i<rc;i++)
{
for(j=0;j<rc;j++)
{
if(i == j)
{
a[i][j] = 1;
}
else
{
a[i][j] = 0;
}
}
printf("\n");
}
for(i=0;i<rc;i++)
{
printf("|");
for(j=0;j<rc;j++)
{
printf("%2d",a[i][j]);
}
printf(" | \n");
}
return 0;
}
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