编辑代码

#include <stdio.h>
int main () 
{
    int n,i,p;
    scanf("%d",&n);

    for ( i=1; i<=n; i+=1 ) {
        for ( p=1; p<=i; p+=1 ) {
            if ( (p*i)<10 ) {
                printf("%d*%d=%d   ",p,i,p*i);
            } else {
                printf("%d*%d=%d  ",p,i,p*i);
            }
            if ( p==i ) {
                printf("\n");
            }
        }
    }
    return 0;
}