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我用结构体,然后排序,怎么不行呢牛人帮忙看看哈
#include <iostream>
#include <algorithm>
#include <string>
#include <cstdlib>
using namespace std;
struct DNA{
string s;
int num;
};
struct DNA a[100];
int comp(const void *a,const void *b){
return ((struct DNA*)a)->num > ((struct DNA*)b)->num;
}
int main(){
string s;
int num,n,m;
cin>>n>>m;
for(int i=0;i<m;i++){
num=0;
cin>>a[i].s ;
for(int j=0;j<n-1;j++){
for(int k=j+1;k<n;k++)
if(a[i].s[j]>a[i].s[k])
num++;
}
a[i].num=num;
}
qsort(a,m,sizeof(a[0]),comp);
for(int i=0;i<m;i++){
cout<<a[i].s<<endl;
}
return 0;
}
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