【OJ】1032:一家人

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#include <stdio.h>#include <string.h>int s[22]={0};int main(){int n;int a,b;while(scanf("%d",&n)!=EOF){memset(s,0,sizeof(s));int i;for(i=0;i<n;i++){scanf("%d%d",&a,&b);s[a]=b;}int ac=0,bc=0;int ai=1;while(s[ai]!=0){ai=s[ai];ac++;}ai=2;while(s[ai]!=0){ai=s[ai];bc++;}if(ac>bc){printf("You are my elder\n");}if(ac<bc){printf("You are my younger\n");}if(ac==bc){printf("You are my brother\n");}}return 0;}

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