【题目链接】

http://poj.org/problem?id=2442

【算法】

【代码】

#include <algorithm>
#include <bitset>
#include <cctype>
#include <cerrno>
#include <clocale>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <limits>
#include <list>
#include <map>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <utility>
#include <vector>
#include <cwchar>
#include <cwctype>
#include <stack>
#include <limits.h>
using namespace std;
#define MAXM 110
#define MAXN 2010 int T,n,m,i,j;
int a[MAXM][MAXN],ans[MAXN]; struct info
{
int p,q,val;
bool last;
friend bool operator < (info a,info b)
{
return a.val > b.val;
}
} ; inline void _merge(int *a,int *b)
{
int i,j;
priority_queue< info > q;
static int res[MAXN];
info tmp;
while (!q.empty()) q.pop();
q.push((info){,,a[]+b[],false});
for (i = ; i <= n; i++)
{
tmp = q.top();
q.pop();
res[i] = tmp.val;
q.push((info){tmp.p,tmp.q+,a[tmp.p]+b[tmp.q+],true});
if (!tmp.last) q.push((info){tmp.p+,tmp.q,a[tmp.p+]+b[tmp.q],false});
}
for (i = ; i <= n; i++) a[i] = res[i];
} int main()
{ scanf("%d",&T);
while (T--)
{
scanf("%d%d",&m,&n);
for (i = ; i <= m; i++)
{
for (j = ; j <= n; j++) scanf("%d",&a[i][j]);
sort(a[i]+,a[i]+n+);
}
for (i = ; i <= n; i++) ans[i] = a[][i];
for (i = ; i <= m; i++) _merge(ans,a[i]);
for (i = ; i < n; i++) printf("%d ",ans[i]);
printf("%d\n",ans[n]);
} return ; }
05-14 23:52