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用map做的应该还满容易理解的#include<iostream>
#include<string>
#include<algorithm>
#include<map>
using namespace std;
//就是求逆序数,然后按从小到大输出即可
int main()
{
int n,m,i,j,k,len;
string s;
while(cin>>n>>m)
{
map<int,string>ma;
int a[m+1];
memset(a,0,sizeof(a));
for(i=0;i<m;i++)
{
cin>>s;
len=s.length();
for(j=0;j<len;j++)
{
for(k=j+1;k<len;k++)
{
if(s[j]>s[k])a[i]++;
}
}
ma[a[i]]=s;
}
sort(a,a+m);
for(i=0;i<m;i++)
{
cout<<ma[a[i]]<<endl;
}
}
}
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