제출 #1074240

#제출 시각아이디문제언어결과실행 시간메모리
1074240deera웜뱃 (IOI13_wombats)C++14
0 / 100
46 ms15964 KiB
#include <bits/stdc++.h>
using namespace std;
#include "wombats.h"

const int M = 5000;
const int N = 200;

int R, C;
int H[M][N], V[M][N];

void init(int _R, int _C, int _H[5000][200], int _V[5000][200]) {
    R = _R;
    C = _C;

    for (int i = 0; i < R; i++)
        for (int j = 0; j < C - 1; j++)
            H[i][j] = _H[i][j];

    for (int i = 0; i < R - 1; i++)
        for (int j = 0; j < C; j++)
            V[i][j] = _V[i][j];
}

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

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

int escape(int a, int b) {
    int dp[1000];
    for (int &x : dp) x = 1e9;
    
    dp[a] = 0;
    for (int i = 0; i < R - 1; i++) {
        for (int j = 0; i && j < C; j++)
            dp[j] += V[i - 1][j];
        for (int j = 0; j < C - 1; j++)
            dp[j + 1] = min(dp[j + 1], dp[j] + H[j][i]);
        for (int j = C - 2; j >= 0; j--)
            dp[j] = min(dp[j], dp[j + 1] + H[j][i]);
    }
    return dp[b];
}

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]
   15 |  int res;
      |      ^~~
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