用C语言循环嵌套结构编出一个三角形形状

Question

如题所述

Answer 1

int n;
scanf("%d",&n);
for( int i = 1; i <= n; i++)
{
for ( int j = n-i; j > 0; j--)
printf(" ");
for ( int k = 1; k <= 2*i-1; k++ )
printf("*");
printf("\n");
}
n为从键盘输入一个整数，输出多少行。本回答被提问者和网友采纳

Answer 2

#include <stdio.h>
main ()
{
int i,j;
for (i=1;i<8;i++)
{for (j=1;j<i;j++)
printf (" * ");
printf ("\n");}
}