Submission #17667

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
17667	2016-01-10 11:57:45	chatterboy	막대기 (KOI13_game)	C++98	0 / 100	1000 ms	1864 KiB

game

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#include <cstdio>
#include <algorithm>
using namespace std;
#define MAXN 100001
struct Stick {
  int t, d;
};
int N, L;
Stick A[MAXN];
int solve(int p) {
  int ret = 0;
  for (int pp=1; pp<=N; ++pp) if (p != pp) {
    if ((A[pp].t==A[p].t || A[pp].d==A[p].d) && (A[pp].t>=A[p].t && A[pp].d>=A[p].d))
      ret = max(ret, solve(pp));
  }
  return ret+L+abs(A[p].t-A[p].d);
}
int main() {
  scanf("%d%d", &N, &L);
  for (int i=1; i<=N; ++i) scanf("%d%d", &A[i].t, &A[i].d);
  int sol = 0;
  for (int i=1; i<=N; ++i)
    sol = max(sol, solve(i));
  printf("%d", sol);
}
 
 
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• Subtask 1: 0 / 11
• Subtask 2: 0 / 13
• Subtask 3: 0 / 16
• Subtask 4: 0 / 22
• Subtask 5: 0 / 38