Submission #1608729

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

#define INF 900000000
#define LINF 9000000000000000000

typedef long long ll;
typedef pair<int, int> P;

int n, m1, m2;
int a[40], b[40], c[40];
int ans = INF;

void dfs(int x, int y, int idx, int sum) {
	if (x != 0 && y != 0 && sum != 0 && x/m1 == y/m2) {
		ans = min(ans, sum);
		return;
	}
	if (idx == n) return;
	dfs(x,y,idx+1,sum);
	dfs(x+a[idx],y+b[idx],idx+1,sum+c[idx]);
}

int main(){
	cin.tie(0);
  ios::sync_with_stdio(false);

	cin >> n >> m1 >> m2;
	for (int i = 0; i < n; i++) cin >> a[i] >> b[i] >> c[i];

	dfs(0,0,0,0);
	if (ans == INF) cout << '-1' << endl;
	else cout << ans << end;

	return 0;
}

Submission Info

Compile Error

./Main.cpp:32:26: warning: multi-character character constant [-Wmultichar]
  if (ans == INF) cout << '-1' << endl;
                          ^
./Main.cpp: In function ‘int main()’:
./Main.cpp:33:19: error: no match for ‘operator<<’ (operand types are ‘std::basic_ostream<char>’ and ‘<unresolved overloaded function type>’)
  else cout << ans << end;
                   ^
In file included from /usr/include/c++/5/istream:39:0,
                 from /usr/include/c++/5/sstream:38,
                 from /usr/include/c++/5/complex:45,
                 from /usr/include/c++/5/ccomplex:38,
                 from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
                 from ./Main.cpp:1:
/usr/include/c++/5/ostream:108:7: note: candidate: std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ostream_type& (*)(std::basic_ostream<_CharT, _Traits>::__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std:...