oj.uz

답안 #102111

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
102111 2019-03-22T11:50:35 Z figter001 Regions (IOI09_regions) C++17
5 / 100
 250 ms 53572 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
const int nax = 2e5 + 50;
const int rax = 510;

int r[nax],dp[rax][rax],ans[rax][rax];
int n,R,q;
vector<int> g[nax];

void dfs(int u,int p){

	for(int v : g[u]){
		if(v == p)
			continue;
		dfs(v,u);
		dp[u][r[v]]++;
	}

	if(p != -1){
		for(int i=1;i<=R;i++)
			dp[p][i] += dp[u][i];
	}
	for(int i=1;i<=R;i++){
		ans[r[u]][i] += dp[u][i];
	}
}

int main(){
	cin>>n>>R>>q;
	cin>>r[1];
	for(int i=2;i<=n;i++){
		int p;
		cin>>p>>r[i];
		g[p].push_back(i);
	}
	dfs(1,0);
	int a,b;
	for(int i=0;i<q;i++){
		scanf("%d%d",&a,&b);
		printf("%d\n", ans[a][b]);
		fflush(stdout);
	}
}

Compilation message

regions.cpp: In function 'int main()':
regions.cpp:44:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&a,&b);
   ~~~~~^~~~~~~~~~~~~~

Subtask #1
5.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 4992 KB Output is correct
2 Correct 8 ms 5120 KB Output is correct
3 Correct 4 ms 5248 KB Output is correct
4 Correct 13 ms 5248 KB Output is correct
5 Correct 23 ms 6144 KB Output is correct
6 Incorrect 27 ms 7552 KB Output isn't correct
7 Runtime error 15 ms 11648 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 18 ms 12928 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 15 ms 11008 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 21 ms 11824 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Runtime error 37 ms 14628 KB Execution killed with signal 11 (could be triggered by violating memory limits)
12 Runtime error 44 ms 11768 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 29 ms 10908 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Runtime error 37 ms 13560 KB Execution killed with signal 11 (could be triggered by violating memory limits)
15 Runtime error 48 ms 18956 KB Execution killed with signal 11 (could be triggered by violating memory limits)

Subtask #2
0 / 85.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 102 ms 14968 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Runtime error 65 ms 16120 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Runtime error 107 ms 18216 KB Execution killed with signal 11 (could be triggered by violating memory limits)
4 Runtime error 46 ms 11512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Runtime error 41 ms 12664 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Runtime error 47 ms 13048 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Runtime error 81 ms 14044 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 109 ms 18168 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 162 ms 19968 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 141 ms 22076 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Runtime error 212 ms 18748 KB Execution killed with signal 11 (could be triggered by violating memory limits)
12 Runtime error 180 ms 23024 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 231 ms 22124 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Runtime error 170 ms 21780 KB Execution killed with signal 11 (could be triggered by violating memory limits)
15 Runtime error 250 ms 26616 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 195 ms 53572 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 165 ms 24024 KB Execution killed with signal 11 (could be triggered by violating memory limits)