CF1093B Letters Rearranging

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题目: Letters Rearranging

思路:sort一下就好了。

代码:

#include<bits/stdc++.h>
using namespace std;

#define read(t) scanf("%d",&t)
#define maxn 1000

char a[maxn+5];

int main() {
	int t;
	read(t);
	while(t--) {
		scanf("%s",a+1);
		for(int i=2;i<=strlen(a+1);i++) {
			if(a[i]!=a[i-1]) goto END;
		}
		printf("-1\n");
		continue;
		END:;
		sort(a+1,a+strlen(a+1)+1);
		printf("%s\n",a+1);
	}
	
	return 0;
}

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转载自blog.csdn.net/rabbit_ZAR/article/details/85174283