oj.uz

Submission #958719

# Submission time Handle Problem Language Result Execution time Memory
958719 2024-04-06T12:51:22 Z MilosMilutinovic Koala Game (APIO17_koala) C++14
47 / 100
 45 ms 5208 KB 
#include "koala.h"
#include<bits/stdc++.h>
 
#define pb push_back
 
using namespace std;
 
int minValue(int n,int w){
	int a[n],b[n];
	for(int i=0;i<n;i++) a[i]=0;
	a[0]=1;
	playRound(a,b);
	for(int i=0;i<n;i++) if(a[i]>=b[i]) return i;
}
 
int maxValue(int n,int w){
	vector<int> c;
	for(int i=0;i<n;i++) c.pb(i);
	while((int)c.size()>1){
		int a[n],b[n];
		for(int i=0;i<n;i++) a[i]=0;
		for(int i:c) a[i]=w/(int)c.size();
		playRound(a,b);
		c.clear();
		for(int i=0;i<n;i++) if(b[i]>a[i]&&a[i]>0) c.pb(i);
	}
	return c[0];
}
 
int greaterValue(int n,int w){
	int low=1,high=min(10,w/2);
	while(low<=high){
		int mid=(low+high)/2;
		int a[n],b[n];
		for(int i=0;i<n;i++) a[i]=0;
		a[0]=a[1]=mid;
		playRound(a,b);
		if(b[0]>mid&&b[1]>mid) low=mid+1;
		else if(b[0]<=mid&&b[1]<=mid) high=mid-1;
		else return (b[0]>mid?0:1);
	}
	return 0;
}

int cc[1005][1005];
 
void allValues(int n,int w,int *p){
	if(w==2*n){
		auto cmp=[&](int x,int y){
			int a[n],b[n];
			for(int i=0;i<n;i++) a[i]=0;
			a[x]=a[y]=w/2;
			playRound(a,b);
			return b[x]<b[y];
		};
		function<vector<int>(int,int)> solve=[&](int l,int r){
			if(l==r) return vector<int>(1,l);
			int mid=(l+r)/2;
			vector<int> vl=solve(l,mid);
			vector<int> vr=solve(mid+1,r);
			vector<int> ret;
			int i=0,j=0,x=(int)vl.size(),y=(int)vr.size();
			while(i<x||j<y){
				if(i==x||(j<y&&!cmp(vl[i],vr[j]))) ret.pb(vr[j++]);
				else ret.pb(vl[i++]);
			}
			return ret;
		};
		vector<int> res=solve(0,n-1);
		for(int i=0;i<n;i++) p[res[i]]=i+1;
	}else{
		for(int i=0;i<n;i++) for(int j=0;j<n;j++) cc[i][j]=0;
		auto cmp=[&](int x,int y){
			if(cc[x][y]!=0) return cc[x][y]==-1?true:false;
			int low=1,high=min(12,w/2);
			while(low<=high){
				int mid=(low+high)/2;
				int a[n],b[n];
				for(int i=0;i<n;i++) a[i]=0;
				a[x]=a[y]=mid;
				playRound(a,b);
				for(int i=0;i<n;i++){
					for(int j=0;j<n;i++){
						if(i==j) continue;
						if(b[i]>a[i]&&b[j]<=a[j]&&a[i]>=a[j]) cc[i][j]=1,cc[j][i]=-1;
					}
				}
				if(b[x]>mid&&b[y]>mid) low=mid+1;
				else if(b[x]<=mid&&b[y]<=mid) high=mid-1;
				else return (b[x]>mid?false:true);
			}
			assert(false);
		};
		function<vector<int>(int,int)> solve=[&](int l,int r){
			if(l==r) return vector<int>(1,l);
			int mid=(l+r)/2;
			vector<int> vl=solve(l,mid);
			vector<int> vr=solve(mid+1,r);
			vector<int> ret;
			int i=0,j=0,x=(int)vl.size(),y=(int)vr.size();
			while(i<x||j<y){
				if(i==x||(j<y&&!cmp(vl[i],vr[j]))) ret.pb(vr[j++]);
				else ret.pb(vl[i++]);
			}
			return ret;
		};
		vector<int> res=solve(0,n-1);
		for(int i=0;i<n;i++) p[res[i]]=i+1;
	}
}

Compilation message

koala.cpp: In function 'int minValue(int, int)':
koala.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type]
   14 | }
      | ^

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 5 ms 596 KB Output is correct
4 Correct 3 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 340 KB Output is correct
2 Correct 13 ms 344 KB Output is correct
3 Correct 11 ms 344 KB Output is correct
4 Correct 10 ms 464 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 480 KB Output is correct
2 Correct 43 ms 484 KB Output is correct
3 Correct 41 ms 480 KB Output is correct
4 Correct 40 ms 732 KB Output is correct
5 Correct 42 ms 500 KB Output is correct
6 Correct 45 ms 480 KB Output is correct
7 Correct 40 ms 480 KB Output is correct
8 Correct 41 ms 476 KB Output is correct
9 Correct 40 ms 484 KB Output is correct
10 Correct 40 ms 484 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 460 KB Output is correct
2 Correct 26 ms 544 KB Output is correct
3 Correct 27 ms 344 KB Output is correct
4 Correct 26 ms 344 KB Output is correct
5 Correct 25 ms 344 KB Output is correct
6 Correct 30 ms 600 KB Output is correct
7 Correct 25 ms 460 KB Output is correct
8 Correct 24 ms 344 KB Output is correct
9 Correct 24 ms 344 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 25 ms 344 KB Output is correct
12 Correct 14 ms 344 KB Output is correct
13 Correct 29 ms 344 KB Output is correct
14 Correct 25 ms 848 KB Output is correct
15 Correct 24 ms 692 KB Output is correct
16 Correct 26 ms 600 KB Output is correct
17 Correct 22 ms 344 KB Output is correct
18 Correct 22 ms 344 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 27 ms 460 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 5208 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -