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问题解决了……In Reply To: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…… Posted by:CangelfoxC at 2006-10-01 13:24:43 > #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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