#define _CRT_SECURE_NO_WARNINGS //为解决scanf函数不安全的警告问题
#include<stdio.h>
#include<stdlib.h>
int main()
{
unsigned n = 0;
printf("请输入所要打印的几行几列的矩阵= ");
scanf("%ud", &n);
for (int i = 0, b = 1; i<n; ++i)
{
for (int x = b++; x<n; ++x)
printf("0");
printf("1");
for (int s = b - 2; s; --s)
printf("0");
printf("\n");
}
system("pause");
return 0;
}
结果: