제출 #38361

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38361		funcsr	웜뱃 (IOI13_wombats)	C++14	55 / 100	7956 ms	17800 KiB

wombats

#include "wombats.h"
#include <iostream>
#include <vector>
#include <set>
#include <queue>
#include <string>
#define rep(i, n) for (int i=0; i<(n); i++)
#define pb push_back
#define INF 1145141919
#define _1 first
#define _2 second
using namespace std;
const int B = 1000;
int W, H;
int yoko[200][5000];
int tate[200][5000];
int dp[200][200];

void update() {
  rep(src, W) {
    rep(x, W) dp[src][x] = INF;
    dp[src][src] = 0;
    rep(x, W-1) dp[src][x+1] = min(dp[src][x+1], dp[src][x]+yoko[x][0]);
    for (int x=W-1; x>0; x--) dp[src][x-1] = min(dp[src][x-1], dp[src][x]+yoko[x-1][0]);

    rep(y, H-1) {
      rep(x, W) dp[src][x] += tate[x][y];
      rep(x, W-1) dp[src][x+1] = min(dp[src][x+1], dp[src][x]+yoko[x][y+1]);
      for (int x=W-1; x>0; x--) dp[src][x-1] = min(dp[src][x-1], dp[src][x]+yoko[x-1][y+1]);
    }
  }
}
void init(int R, int C, int _yoko[5000][200], int _tate[5000][200]) {
  W = C, H = R;
  rep(y, H) rep(x, W-1) yoko[x][y] = _yoko[y][x];
  rep(x, W) rep(y, H-1) tate[x][y] = _tate[y][x];
  update();
}

void changeH(int P, int Q, int W) {
  yoko[Q][P] = W;
  update();
}

void changeV(int P, int Q, int W) {
  tate[Q][P] = W;
  update();
}

int escape(int V1, int V2) {
  return dp[V1][V2];
}

컴파일 시 표준 에러 (stderr) 메시지

grader.c: In function 'int main()':
grader.c:15:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^

• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 16 / 16
• Subtask 4: 18 / 18
• Subtask 5: 0 / 21
• Subtask 6: 0 / 24