牛客寒假3部分

链接:https://ac.nowcoder.com/acm/contest/329#question

I.

怎样都行,要么把它变成全1,要么把它变为全0.

#include<iostream>
#include<algorithm>
#include<cstdio>
#include<cstring>
using namespace std;

int main(){
	int n;
	string a;
	scanf("%d",&n);
	cin>>a;
	cout<<a<<endl;
	return 0;
}

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转载自blog.csdn.net/dukig/article/details/89432876