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求助大牛帮忙,检查了好长时间,一直看不出来自己错哪了,测试数据对,但wa……#include <iostream>
#include <cstdlib>
using namespace std;
struct node{
int num;
int p;
}b[101];
int compare(const void *a,const void *b){
node* m=(node*)a;
node* n=(node*)b;
return (m->num>n->num);
}
int main(){
int m,n;
cin >>m>>n;
char a[101][51];
for(int i=0;i<n;i++){
b[i].num=0;
b[i].p=i;
for(int j=0;j<m;j++){
cin >>a[i][j];
}
for(int k=m-2;k>=0;k--){
for(int l=k+1;l<m;l++){
if(a[i][k]>a[i][l])
b[i].num++;
}
}
}
qsort(b,n,sizeof(node),compare);
for(i=0;i<n;i++){
for(int j=0;j<m;j++){
cout <<a[b[i].p][j];
}
cout <<endl;
}
return 0;
}
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