Submission #219695

#	Time	Username	Problem	Language	Result	Execution time	Memory
219695		MODDI	Aliens (IOI07_aliens)	C++14	Compilation error	0 ms	0 KiB

aliens

#include <bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define vi vector<int>
#define vl vector<ll>
#define vll vector<pll>
#define vii vector<pii>
using namespace std;
ll n, x, y, m, midx, midy, hor, ver, jump;
void h3(int bright, int bleft){
	int bup = 0, bdown = 0;
	while(true){
		if(midy + (bup + 1) * jump > n)
			break;
		
		string response;
		cout<<"examine "<<midx<<" "<<midy + (bup + 1) * jump<<endl;
		cin>>response;
		if(response[0] == 't')
			bup++;
		else
			break;
	}
	while(true){
		if(midy - (bdown + 1) * jump < 1)
			break;
			
		string response;
		cout<<"examine "<<midx<<" "<<midy - (bdown + 1) * jump<<endl;
		cin>>response;
		if(response[0] == 't')
			bdown++;
		else
			break;
	}
	
	if(bright == bleft){
		if(bup == bdown)
			cout<<"solution "<<midx<<" "<<midy<<endl;	
		else if(bup == 2)
			cout<<"solution "<<midx<<" "<<midy - jump<<endl;
		else
			cout<<"solution "<<midx<<" "<<midy + jump<<endl;
	}
	else if(bright == 2){
		if(bup == bdown)
			cout<<"solution "<<midx + jump<<" "<<midy<<endl;	
		else if(bup == 2)
			cout<<"solution "<<midx + jump<<" "<<midy - jump<<endl;
		else
			cout<<"solution "<<midx + jump<<" "<<midy + jump<<endl;
	}
	else{
		if(bup == bdown)
			cout<<"solution "<<midx - jump<<" "<<midy<<endl;	
		else if(bup == 2)
			cout<<"solution "<<midx - jump<<" "<<midy - jump<<endl;
		else
			cout<<"solution "<<midx - jump<<" "<<midy + jump<<endl;
	}
}
void h2(int bright, int bleft){
	midx -= (hor - 1);
	midy += (ver - 1);
	h3(bright, bleft);
}
int main(){
	cin>>n>>x>>y;
	ll left = 0, right = 0, up = 0, down = 0;
	while(true){
		if(x + left + 1 > n)
			break;
		string response;
		cout<<"examine "<<x + left + 1<<" "<<y<<endl;
		cin>>response;
		if(response[0] =='t')
			right++;
		else
			break;
	}
	while(true){
		if(x - (left + 1) < 1)
			break;
		string response;
		cout<<"examine "<<x - left - 1<<" "<<y<<endl;
		cin>>response;
		if(response[0]=='t')
			left++;
		else
			break;
	}
	while(true){
		if(y + up + 1 > n)
			break;
		string response;
		cout<<"examine "<<x<<" "<<y + up + 1<<endl;
		cin>>response;
		if(response[0]=='t')
			up++;
		else
			break;
	}
	while(true){
		if(y - down - 1 < 1)
			break;
			
		string response;
		cout<<"examine "<<x<<" "<<y - down - 1<<endl;
		cin>>response;
		if(response[0] == 't')
			down++;
		else
			break;
	}
	hor = left + right + 1, ver = up + down + 1;
	m = hor * ver;
	ll x1 = x - down, y1 = y - left;
	midx = x1 + hor / 2;
	midy = y1 + ver / 2;
	int bleft = 0, bright = 0;
	jump = hor + hor - 1;
	while(true){
		if(x1 + (bright + 1) * jump > n)
			break;
			
		string response;
		cout<<"examine "<<x1 + bright * jump + jump<<" "<<y1<<endl;
		cin>>response;
		if(response[0] == 't')
			bright++;
		else
			break; 
	}
	while(true){
		if(x1 - (bleft + 1) * jump < 1)
			break;
			
		string response;
		cout<<"examine "<<x1 - bleft * jump - jump<<" "<<y1<<endl;
		cin>>response;
		if(response[0] =='t')
			bleft++;
		else
			break;
	}
	
	if(bleft + bright == 2)
		h3();
	else
		h2();
}

Compilation message (stderr)

aliens.cpp: In function 'int main()':
aliens.cpp:149:6: error: too few arguments to function 'void h3(int, int)'
   h3();
      ^
aliens.cpp:11:6: note: declared here
 void h3(int bright, int bleft){
      ^~
aliens.cpp:151:6: error: too few arguments to function 'void h2(int, int)'
   h2();
      ^
aliens.cpp:63:6: note: declared here
 void h2(int bright, int bleft){
      ^~