Submission #483109

#	Time	Username	Problem	Language	Result	Execution time	Memory
483109		Koosha_mv	timeismoney (balkan11_timeismoney)	C++14	Compilation error	0 ms	0 KiB

timeismoney

#include <bits/stdc++.h>
using namespace std;
#define erorp(x) cout<<#x<<"={"<<(x.F)<<" , "<<x.S<<"}"<<endl
#define print(v,r) f(i,0,r) cout<<v[i]<<" "; cout<<endl
#define eror(x) cout<<#x<<'='<<(x)<<endl
#define f_(i,a,b) for(int i=a;i>=b;i--)
#define f(i,a,b) for(int i=a;i<b;i++)
#define nb(x) __builtin_popcount(x)
#define maxm(a,b) a=max(a,b)
#define minm(a,b) a=min(a,b)
#define Add(x,y) x=(x+y)%mod
#define lst(x) x[x.size()-1]
#define sz(x) int(x.size())
#define mp make_pair
#define ll long long
#define pb push_back
#define S second
#define F first
#define int ll

const int N=270,M=10101,Mx=55000;

int n,m,ans1=1e9,ans2=1e9,s[N],t[N],a[N],b[N],par[N];
vector<pair<int,int> > v,mv,vans;

int Get_par(int u){
	if(par[u]<0) return u;
	return par[u]=Get_par(par[u]);
}
void merge(int u,int v){
	u=Get_par(u),v=Get_par(v);
	if(par[u]>par[v]) swap(u,v);
	par[u]+=par[v];
	par[v]=u;
}
void find_mst(){
	fill(par,par+N,-1);
	sort(v.begin(),v.end());
	mv.clear();
	int sum1=0,sum2=0;
	f(i,0,v.size()){
		int x=s[v[i].S],y=t[v[i].S];
		//cout<<x<<" "<<y<<endl;
		if(Get_par(x)!=Get_par(y)){
		//	eror(x);
			sum1+=a[v[i].S],sum2+=b[v[i].S];
			merge(x,y);
			mv.pb(mp(x,y));
		}
	}
	if(1ll*sum1*sum2<1ll*ans1*ans2){
		ans1=sum1,ans2=sum2;
		vans=mv;
	}
}
void solve(){
	f(i,0,N){
		f(j,0,N){
			v.clear();
			f(k,0,m){
				v.pb(mp((a[k]+i)*(b[k]+j),k));
			}
			find_mst();
		}
	}
}

int main(){
	ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
	cin>>n>>m;
	f(i,0,m){
		cin>>s[i]>>t[i]>>a[i]>>b[i];
	}
	solve();
	f(i,0,m){
		swap(a[i],b[i]);
	}
	solve();
	cout<<ans1<<" "<<ans2<<endl;
	f(i,0,vans.size()){
		cout<<vans[i].F<<" "<<vans[i].S<<endl;
	}
}
/*
5 7
0 1 161 79
0 2 161 15
0 3 13 153
1 4 142 183
2 4 236 80
3 4 40 241
2 1 65 92
*/

Compilation message (stderr)

timeismoney.cpp: In function 'void find_mst()':
timeismoney.cpp:7:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define f(i,a,b) for(int i=a;i<b;i++)
......
   41 |  f(i,0,v.size()){
      |    ~~~~~~~~~~~~                
timeismoney.cpp:41:2: note: in expansion of macro 'f'
   41 |  f(i,0,v.size()){
      |  ^
At global scope:
cc1plus: error: '::main' must return 'int'
timeismoney.cpp: In function 'int main()':
timeismoney.cpp:7:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 | #define f(i,a,b) for(int i=a;i<b;i++)
......
   80 |  f(i,0,vans.size()){
      |    ~~~~~~~~~~~~~~~             
timeismoney.cpp:80:2: note: in expansion of macro 'f'
   80 |  f(i,0,vans.size()){
      |  ^