include<stdio.h>int main(){ int i,j,k; for (i = 1; i < 6; ++i)//输出5行 { for ( j = 0; j < 6-i; ++j)//第i行输出6-i个空格 { printf(" "); } for ( k = 0; k < 2*i-1; ++k)//第i行输出2*i-1个* { printf("*"...