제출 #106662

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
106662	2019-04-19 12:52:01	polyfish	Land of the Rainbow Gold (APIO17_rainbow)	C++14	50 / 100	1006 ms	1049600 KiB

rainbow

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#include "rainbow.h"
#include <bits/stdc++.h>
using namespace std;
#define debug(x) cerr << #x << " = " << x << '\n';
#define BP() cerr << "OK!\n";
#define PR(A, n) {cerr << #A << " = "; for (int _=1; _<=n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define PR0(A, n) {cerr << #A << " = "; for (int _=0; _<n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define FILE_NAME "data"
const int X[] = {1, 0, -1, 0};
const int Y[] = {0, 1, 0, -1};
const int INF = 1e9;
struct fenwick_tree_2D {
    int m, n;
    vector<vector<int> > bit;
    void init(int _m, int _n) {
        m = _m;
        n = _n;
        bit.resize(m+1);
        for (int i=0; i<=m; ++i)
            bit[i].resize(n+1);
    }
    void add(int x, int y) {
        if (!bit[x][y])
            ++bit[x][y];
 
 
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