Lower Triangle Matrix

C CODE:

#include<stdio.h>
#include <stdlib.h>

int main()
{
int n,i,j,k;
scanf("%d",&n);
int a[n][n];
for(i=0;i<n;i++)
{
    for(j=0;j<n;j++)
    {
        scanf("%d",&a[i][j]);
    }
}
for(i=0;i<n;i++)
{
    for(j=0;j<=i;j++)
    {
        printf("%d ",a[i][j]);
    }printf("\n");
}
}

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