摸底题目讲解


数据库操作

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#include<stdio.h>

char s[5],s1[5],s2[5];
int main(){
scanf("%s%s%s",&s,&s1,&s2);
int num=(s[0]=='r')+(s1[0]=='r')+(s2[0]=='r');
if(num>1){
puts("NO");
}else{
puts("Yes");
if((s[0]=='r'))puts("u1");
else if(s1[0]=='r')puts("u2");
else puts("u3")
}
return 0;
}

Author: pkq
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