Submission #159746

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
159746	2019-10-24 12:21:45	PeppaPig	Wombats (IOI13_wombats)	C++14	100 / 100	5866 ms	199092 KiB

wombats

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#include "wombats.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 5e3+5;
const int M = 205;
int n, m;
int H[N][M], V[N][M], opt[M][M];
struct item {
    int dp[M][M];
    item() {}
    int* operator[](int x) { return dp[x]; }
    const int* operator[](int x) const { return dp[x]; };
    friend item operator+(const item &a, const item &b) {
        item ret;
        fill_n(ret.dp[0], M*M, INT_MAX);
        for(int i = 0; i < m; i++) for(int j = 0; j < m; j++) if(ret[0][i] > a[0][j] + b[j][i]) {
            ret[0][i] = a[0][j] + b[j][i];
            opt[0][i] = j;
        }
        //Paths don't cross, or else you can replace both paths with the minimum one
        //opt[i-1][j] <= opt[i][j] <= opt[i][j+1];
        for(int i = 1; i < m; i++) {
 
 
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Compilation message (stderr)

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: 21 / 21
• Subtask 6: 24 / 24