include "stdio.h"main(){ int n,i,j,k;printf("请输入一个正整数 n=\n");scanf("%d",&n);for(i=1;i<=n;i++){ for(j=1;j<2*n-i;j++) putchar(' ');for(k=1; k<=2*i-1; k++) putchar('*');putchar('\n');} for(i=n-1;i>0;i--){ for(j=1;j<2...
int main(){ int i,j,n,p,q;scanf("%d",&n);for(i=1;i<=n;i++){ for(j=1;j<=n-i;j++)printf(" ");for(p=1;p<=i;p++)printf("%d",p);for(q=i-1;q>0;q--)printf("%d",q);printf("\n");} for(i=1;i<=n-1;i++){ for(j=1;j<=i;j++)printf("...