lower triangular matrix

C program for lower triangular matrix

#include<stdio.h>

int main(){

int a[3][3],i,j;

float determinant=0;

printf("Enter the 9 elements of matrix: ");

for(i=0;i<3;i++)

for(j=0;j<3;j++)

scanf("%d",&a[i][j]);

printf("\nThe matrix is\n");

for(i=0;i<3;i++){

printf("\n");

for(j=0;j<3;j++)

printf("%d\t",a[i][j]);

}

printf("\nSetting zero in upper triangular matrix\n");

for(i=0;i<3;i++){

printf("\n");

for(j=0;j<3;j++)

if(i<=j)

printf("%d\t",a[i][j]);

else

printf("%d\t",0);

}

return 0;

}