oj.uz

Submission #680677

# Submission time Handle Problem Language Result Execution time Memory
680677 2023-01-11T13:52:55 Z QwertyPi Koala Game (APIO17_koala) C++14
29 / 100
 75 ms 444 KB 
#include "koala.h"
#include <bits/stdc++.h>
 
const int N = 100;
using namespace std;
 
int minValue(int N, int W) {
	int a[N], b[N];
	a[0] = 1;
	for(int i = 1; i < N; i++){
		a[i] = 0;
	}
	playRound(a, b);
	if(b[0] <= 1){
		return 0;
	}else{
		for(int i = 1; i < N; i++){
			if(b[i] == 0){
				return i;
			}
		}
	}
}
 
int getMax(int N, int W, vector<int> v){
	int a[N], b[N];
	int st = v.size();
	while(v.size() != 1){
		for(int i = 0; i < N; i++) a[i] = 0;
		int k = v.size();
		int sq = 0; while((sq + 1) * (sq + 2) / 2 < st) sq++;
		
		for(auto i : v){
			a[i] = min(st + W - N - 1, min(W / k, k + W - N + sq - 1));
		}
		
		playRound(a, b);
		
		vector<int> nv;
		for(int i = 0; i < N; i++){
			if(a[i] != 0 && b[i] > a[i]){
				nv.push_back(i);
			}
		}
		assert(nv.size() != 0 && v.size() != nv.size());
		v = nv;
	}
    return v[0];
}
 
int maxValue(int N, int W) {
	vector<int> v;
	for(int i = 0; i < N; i++)
		v.push_back(i);
	return getMax(N, W, v);
}
 
int greaterValue(int N, int W) {
	int a[N], b[N];
	for(int k : vector<int>{2, 5, 10}){
		a[0] = a[1] = k;
		for(int i = 2; i < N; i++){
			a[i] = 0;
		}
		playRound(a, b);
		if(b[0] > k && k >= b[1]){
			return 0;
		}else if(b[0] <= k && k < b[1]){
			return 1;
		}
	}
}
 
int C2(int n){
	if(n <= 0) return 0;
	return n * (n + 1) / 2;
}
 
void solve(int L, int R, int *P, vector<int>& indexes){
	if(L == R){
		P[indexes[0]] = L;
		return;
	}
	int S = R - L + 1;
	for(int K = 1; ; K++){
		if(C2(K + 1 - S) < R && L <= C2((K + 1) * S - S) - C2((K + 1) * (S - 1) - S)){
			int a[N], b[N];
			for(int i = 0; i < N; i++) a[i] = b[i] = 0;
			for(auto i : indexes) a[i] = K;
			for(int i = 0; i < N; i++) cout << a[i] << ' '; cout << endl;
			playRound(a, b);
			vector<int> sm, gr;
			for(auto i : indexes) {
				if(b[i] > K) gr.push_back(i);
				else sm.push_back(i);
			}
			solve(L, L + sm.size() - 1, P, sm);
			solve(L + sm.size(), R, P, gr);
			break;
		}
	}
}
 
void allValues(int N, int W, int *P) {
	if(W == N * 2){
		vector<int> Q;
		vector<int> v;
		for(int i = 0; i < N; i++){
			v.push_back(i);
		}
		for(int i = 0; i < N; i++){
			int mx = getMax(N, W, v);
			Q.push_back(mx);
			int idx = 0;
			for(int i = 0; i < N; i++){
				if(v[i] == mx) idx = i;
			}
			swap(v[idx], v[(int) v.size() - 1]);
			v.resize(N - i - 1);
		}
		for(int i = 0; i < N; i++){
			P[Q[i]] = N - i;
		}
	}else{
		vector<int> indexes;
		for(int i = 0; i < N; i++){
			indexes.push_back(i);
		} 
		solve(1, N, P, indexes);
	}
}

Compilation message

koala.cpp: In function 'void solve(int, int, int*, std::vector<int>&)':
koala.cpp:90:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   90 |    for(int i = 0; i < N; i++) cout << a[i] << ' '; cout << endl;
      |    ^~~
koala.cpp:90:52: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   90 |    for(int i = 0; i < N; i++) cout << a[i] << ' '; cout << endl;
      |                                                    ^~~~
koala.cpp: In function 'int minValue(int, int)':
koala.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type]
   23 | }
      | ^
koala.cpp: In function 'int greaterValue(int, int)':
koala.cpp:72:1: warning: control reaches end of non-void function [-Wreturn-type]
   72 | }
      | ^

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 208 KB Output is correct
2 Correct 3 ms 208 KB Output is correct
3 Correct 4 ms 208 KB Output is correct
4 Correct 3 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 208 KB Output is correct
2 Correct 11 ms 316 KB Output is correct
3 Correct 11 ms 316 KB Output is correct
4 Correct 12 ms 320 KB Output is correct

Subtask #3
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 328 KB Output is correct
2 Runtime error 2 ms 444 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 316 KB Output is correct
2 Correct 29 ms 208 KB Output is correct
3 Correct 30 ms 320 KB Output is correct
4 Correct 32 ms 300 KB Output is correct
5 Correct 30 ms 316 KB Output is correct
6 Correct 30 ms 312 KB Output is correct
7 Correct 31 ms 320 KB Output is correct
8 Correct 30 ms 208 KB Output is correct
9 Correct 34 ms 308 KB Output is correct
10 Correct 34 ms 208 KB Output is correct
11 Correct 31 ms 312 KB Output is correct
12 Correct 31 ms 320 KB Output is correct
13 Correct 31 ms 328 KB Output is correct
14 Correct 30 ms 208 KB Output is correct
15 Correct 31 ms 316 KB Output is correct
16 Correct 32 ms 308 KB Output is correct
17 Correct 32 ms 308 KB Output is correct
18 Correct 29 ms 208 KB Output is correct
19 Correct 29 ms 312 KB Output is correct
20 Correct 30 ms 320 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 336 KB Output isn't correct
2 Halted 0 ms 0 KB -