CODE FESTIVAL 2016 qual A

Submission #1268669

Source codeソースコード

#include <stdio.h>
#include <iostream>
#include <vector>
#include <assert.h>
#include <set>
#include <map>
#include <cmath>
#include <queue>
#include <stack>
#include <string>
#include <sstream>
#include <memory.h>
#include <time.h>
#include <string.h>
#include <stdlib.h>
#include <algorithm>
using namespace std;
typedef long long ll;
int R, C;
ll mn[2];
ll val[200000];
bool vis[200000];
vector<vector<pair<int, int> > > g;
void NO() {
	puts("No");
	exit(0);
}
void DFS(int u, ll should) {
	if (vis[u]) {
		if (should != val[u])
			NO();
		return;
	}
	val[u] = should;
	vis[u] = true;
	mn[u >= R] = min(mn[u >= R], val[u]);
	for (int i = 0; i < g[u].size(); ++i)
		DFS(g[u][i].first, g[u][i].second - val[u]);
}
int main()
{
	int n;
	scanf("%d%d%d", &R, &C, &n);
	g.resize(R + C);
	for (int r, c, k, i = 0; i < n; ++i) {
		scanf("%d%d%d", &r, &c, &k);
		--r; --c;
		g[r].push_back(make_pair(R + c, k));
		g[R + c].push_back(make_pair(r, k));
	}
	for(int i=0;i<g.size();++i)
		if (!vis[i]) {
			mn[0] = mn[1] = 1e18;
			DFS(i, 0);
			if (mn[0] + mn[1] < 0)
				NO();
		}
	puts("Yes");
	return 0;
}

Submission

Task問題 D - マス目と整数 / Grid and Integers
User nameユーザ名 Hasan0540
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 800
Source lengthソースコード長 1158 Byte
File nameファイル名
Exec time実行時間 55 ms
Memory usageメモリ使用量 12928 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:43:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &R, &C, &n);
^
./Main.cpp:46:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &r, &c, &k);
^

Test case

Set

Set name Score得点 / Max score Cases
Sample - 0_00.txt,0_01.txt,0_02.txt,0_03.txt,0_04.txt
All 800 / 800 0_00.txt,0_01.txt,0_02.txt,0_03.txt,0_04.txt,1_00.txt,1_01.txt,1_02.txt,1_03.txt,1_04.txt,1_05.txt,1_06.txt,1_07.txt,1_08.txt,1_09.txt,1_10.txt,1_11.txt,1_12.txt,1_13.txt,1_14.txt,1_15.txt,1_16.txt,1_17.txt,1_18.txt,1_19.txt,1_20.txt,1_21.txt,1_22.txt,1_23.txt,1_24.txt,1_25.txt,1_26.txt,1_27.txt,1_28.txt,1_29.txt,1_30.txt,1_31.txt,1_32.txt,1_33.txt,1_34.txt,1_35.txt,1_36.txt,1_37.txt,1_38.txt,1_39.txt,1_40.txt,1_41.txt,1_42.txt,1_43.txt,1_44.txt,1_45.txt,1_46.txt,1_47.txt,1_48.txt,1_49.txt,1_50.txt,1_51.txt,1_52.txt,1_53.txt,1_54.txt,1_55.txt,1_56.txt,1_57.txt,1_58.txt,1_59.txt,1_60.txt,1_61.txt,1_62.txt,1_63.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 1 ms 256 KB
0_04.txt AC 1 ms 256 KB
1_00.txt AC 5 ms 6656 KB
1_01.txt AC 4 ms 6656 KB
1_02.txt AC 5 ms 6656 KB
1_03.txt AC 3 ms 5376 KB
1_04.txt AC 4 ms 6656 KB
1_05.txt AC 3 ms 4992 KB
1_06.txt AC 44 ms 12928 KB
1_07.txt AC 53 ms 12928 KB
1_08.txt AC 47 ms 10880 KB
1_09.txt AC 43 ms 10880 KB
1_10.txt AC 49 ms 9856 KB
1_11.txt AC 48 ms 9856 KB
1_12.txt AC 55 ms 12928 KB
1_13.txt AC 52 ms 12928 KB
1_14.txt AC 55 ms 12928 KB
1_15.txt AC 53 ms 12928 KB
1_16.txt AC 47 ms 11776 KB
1_17.txt AC 52 ms 12800 KB
1_18.txt AC 55 ms 12416 KB
1_19.txt AC 49 ms 12544 KB
1_20.txt AC 31 ms 4736 KB
1_21.txt AC 16 ms 4608 KB
1_22.txt AC 4 ms 2688 KB
1_23.txt AC 35 ms 7936 KB
1_24.txt AC 38 ms 5632 KB
1_25.txt AC 31 ms 5248 KB
1_26.txt AC 4 ms 1152 KB
1_27.txt AC 8 ms 4352 KB
1_28.txt AC 47 ms 8320 KB
1_29.txt AC 18 ms 5120 KB
1_30.txt AC 45 ms 8448 KB
1_31.txt AC 21 ms 7552 KB
1_32.txt AC 37 ms 4480 KB
1_33.txt AC 45 ms 8448 KB
1_34.txt AC 8 ms 3584 KB
1_35.txt AC 37 ms 3968 KB
1_36.txt AC 9 ms 3840 KB
1_37.txt AC 19 ms 3072 KB
1_38.txt AC 36 ms 8320 KB
1_39.txt AC 14 ms 5632 KB
1_40.txt AC 37 ms 7808 KB
1_41.txt AC 19 ms 7808 KB
1_42.txt AC 36 ms 4992 KB
1_43.txt AC 30 ms 7552 KB
1_44.txt AC 39 ms 6912 KB
1_45.txt AC 12 ms 3584 KB
1_46.txt AC 44 ms 8320 KB
1_47.txt AC 16 ms 4352 KB
1_48.txt AC 14 ms 3072 KB
1_49.txt AC 7 ms 3200 KB
1_50.txt AC 26 ms 5248 KB
1_51.txt AC 43 ms 6784 KB
1_52.txt AC 7 ms 5376 KB
1_53.txt AC 10 ms 5376 KB
1_54.txt AC 16 ms 4608 KB
1_55.txt AC 19 ms 3328 KB
1_56.txt AC 32 ms 6400 KB
1_57.txt AC 44 ms 6656 KB
1_58.txt AC 42 ms 7296 KB
1_59.txt AC 5 ms 4096 KB
1_60.txt AC 1 ms 256 KB
1_61.txt AC 1 ms 256 KB
1_62.txt AC 1 ms 256 KB
1_63.txt AC 1 ms 256 KB