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谁可以帮我看下我的程序为什么老是WA,(C++),thx~#include<iostream>
#include<cstring>
#include<cmath>
using namespace std;
int f(char a[51],int len)
{
int sum=0;
for(int i=1;i<=len-1;i++)
{
for(int j=i+1;j<=len;j++)
{
if(a[i]>a[j])
sum++;
}
}
return sum;
}
int main()
{
int num,len,m,i,j;
char a[101][51];
cin>>len>>num;
for(i=1;i<=num;i++)
{
for(j=1;j<=len;j++)
{
cin>>a[i][j];
}
}
int p;
p=f(a[1],len);
for(i=1;i<=num;i++)
{
if(p<=f(a[i],len))
p=f(a[i],len);
}
for(m=1;m<=p;m++)
{
for(i=1;i<=num;i++)
{
if(f(a[i],len)==m)
{
for(j=1;j<=len;j++)
{
cout<<a[i][j];
}
cout<<endl;
}
}
}
return 0;
}
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