oj.uz

Submission #68379

# Submission time Handle Problem Language Result Execution time Memory
68379 2018-08-17T02:07:39 Z Mamnoon_Siam Treasure (different grader from official contest) (CEOI13_treasure2) C++17
44 / 100
 4 ms 720 KB 
// countTreasure Report
//#pragma GCC optimize("Ofast,unroll-loops,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

#include <bits/stdc++.h>
#include "treasure.h"
// #include <bits/extc++.h>
using namespace std;

#define debug(pre) cout << #pre << " = " << pre << endl
#define all(v) (v).begin(), (v).end()
#define KeepUnique(v) (v).erase( unique(all(v)), v.end() )
#define MEMSET(a, val) memset(a, val, sizeof (a))
#define PB push_back
#define endl '\n'
typedef long long ll;

inline int myrand(int l, int r) {
	int ret = rand(); ret <<= 15; ret ^= rand();
	if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
	return ret;
}

template <typename F, typename pre>
ostream& operator << (ostream& os, const pair< F, pre>& p) {
	return os<<"(" <<p.first<<", "<<p.second<<")"; }

typedef pair<int, int> ii;

template<typename T> using min_pq =
	std::priority_queue<T, vector<T>, greater<T> >;

//int dx[] = {-1, +0, +1, +0};
//int dy[] = {+0, +1, +0, -1};

const int maxn = 102;

int pre[maxn][maxn];
int countmy(int r1, int c1, int r2, int c2) {
	return pre[r2][c2] - pre[r2][c1-1] - pre[r1-1][c2] + pre[r1-1][c1-1];
}

void findTreasure (int N) {
	vector<ii> v;
	for(int i = 1; i <= N; i++) {
		for(int j = 1; j <= N; j++) {
			pre[i][j] = countTreasure(1, 1, i, j);
		}
	}
	for(int i = 1; i <= N; i++) {
		for(int j = 1; j <= N; j++) {
			if(countmy(i, j, i, j)) {
				v.emplace_back(i, j);
			}
		}
	}
	for(ii &b : v) {
		Report(b.first, b.second);
	}
}

Compilation message

treasure.cpp: In function 'int myrand(int, int)':
treasure.cpp:20:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
  if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
  ^~
treasure.cpp:20:26: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
  if(ret < 0) ret = -ret; ret %= (r-l+1); ret += l;
                          ^~~

Subtask #1
44.0 / 100.0

# Verdict Execution time Memory Grader output
1 Partially correct 3 ms 248 KB Output is partially correct - N = 5, K = 425, score = 8
2 Partially correct 2 ms 356 KB Output is partially correct - N = 10, K = 7075, score = 4
3 Partially correct 3 ms 524 KB Output is partially correct - N = 15, K = 36450, score = 4
4 Partially correct 2 ms 524 KB Output is partially correct - N = 16, K = 47296, score = 4
5 Partially correct 2 ms 648 KB Output is partially correct - N = 55, K = 6782050, score = 4
6 Partially correct 3 ms 696 KB Output is partially correct - N = 66, K = 14090571, score = 4
7 Partially correct 3 ms 720 KB Output is partially correct - N = 77, K = 26140961, score = 4
8 Partially correct 3 ms 720 KB Output is partially correct - N = 88, K = 44642224, score = 4
9 Partially correct 3 ms 720 KB Output is partially correct - N = 99, K = 71566902, score = 4
10 Partially correct 4 ms 720 KB Output is partially correct - N = 100, K = 74507500, score = 4