HDU 3857 Who pat the head of itself?

纯水。

#include <stdio.h>

int n;
int num;
int tot;
int print[10010];

int main()
{
	while (~scanf("%d",&n)) {
		tot=0;
		for(int i=1; i<=n; i++) {
			scanf("%d",&num);
			if(num==i) print[tot++]=i;
		}
		
		if(tot==0) printf("No Mistake\n");
		
		else {
			for(int i=0; i<tot-1; i++) {
				printf("%d ",print[i]);
			}
			printf("%d\n",print[tot-1]);
		}
	}
}