oj.uz

Submission #103894

# Submission time Handle Problem Language Result Execution time Memory
103894 2019-04-03T05:54:56 Z autumn_eel Koala Game (APIO17_koala) C++14
33 / 100
 93 ms 528 KB 
#include <bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;

#include "koala.h"

int B[200],R[200];
int minValue(int N, int W) {
	memset(B,0,sizeof(B));
	B[0]=1;
	playRound(B,R);
	rep(i,N){
		if(B[i]>=R[i])return i;
	}
	return -1;
}

int maxValue(int N, int W) {
	rep(i,N){
		B[i]=1;
	}
	playRound(B,R);
	vector<int>v;
	rep(i,N){
		if(R[i]>1){
			v.push_back(i);
		}
	}
	while(v.size()>1){
		memset(B,0,sizeof(B));
		int ave=W/v.size();
		for(int i:v)B[i]=ave;
		playRound(B,R);
		vector<int>u;
		for(int i:v){
			if(R[i]>B[i])u.push_back(i);
		}
		v=u;
	}
	return v[0];
}

map<pair<int,int>,bool>mp;
bool cmp(int a,int b,int W=100){
	if(mp.count({a,b}))return mp[{a,b}];
	if(mp.count({b,a}))return mp[{b,a}];
	int l=2,r=min(W/2,8);
	while(1){
		int t=(l+r)/2;
		memset(B,0,sizeof(B));
		B[a]=B[b]=t;
		playRound(B,R);
		bool f0=(B[a]<R[a]),f1=(B[b]<R[b]);
		if(f0^f1){
			if(f0)return mp[{a,b}]=0;
			return mp[{a,b}]=1;
		}
		if(!f0)r=t-1;
		else l=t+1;
	}
}
int greaterValue(int N, int W) {
	mp.clear();
	if(cmp(0,1,W))return 1;
	return 0;
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        // TODO: Implement Subtask 4 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    } else {
		mp.clear();
		vector<int>v;
		rep(i,N)v.push_back(i);
		sort(v.begin(),v.end(),[&](int a,int b){return cmp(a,b,W);});
		rep(i,v.size()){
			P[v[i]]=i+1;
		}
    }
}

Compilation message

koala.cpp: In function 'void allValues(int, int, int*)':
koala.cpp:2:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define rep(i,n)for(int i=0;i<(n);i++)
                              ^
koala.cpp:78:3: note: in expansion of macro 'rep'
   rep(i,v.size()){
   ^~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 7 ms 384 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 384 KB Output is correct
2 Correct 15 ms 256 KB Output is correct
3 Correct 15 ms 384 KB Output is correct
4 Correct 17 ms 384 KB Output is correct

Subtask #3
14.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 392 KB Output is correct
2 Partially correct 88 ms 404 KB Output is partially correct
3 Correct 61 ms 384 KB Output is correct
4 Correct 58 ms 384 KB Output is correct
5 Partially correct 65 ms 504 KB Output is partially correct
6 Correct 59 ms 384 KB Output is correct
7 Partially correct 68 ms 440 KB Output is partially correct
8 Correct 67 ms 504 KB Output is correct
9 Correct 59 ms 424 KB Output is correct
10 Correct 93 ms 528 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Incorrect 43 ms 400 KB Output isn't correct
2 Halted 0 ms 0 KB -