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1033.cpp
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88 lines (86 loc) · 1.9 KB
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#include<iostream>
#include<vector>
#include<cstring>
#include<queue>
#include<algorithm>
using namespace std;
vector<pair<int,pair<int,int>>>v[11];
long long d[11][2];//[i][0]//분자 [i][1] 분모
bool visit[11];
void swap(long long& a, long long& b){
long long temp = a;
a = b;
b = temp;
}
long long gcd(long long a, long long b){
if (a < b) swap(a, b);
while (!b == 0){
int r = a % b;
a = b;
b = r;
}
return a;
}
long long lcm(long long a,long long b){
return (a*b)/gcd(a,b);
}
int main(){
int n,a,b,p,q;
cin>>n;
for(int i=0;i<n-1;i++){
cin>>a>>b>>p>>q;
v[a].push_back({b,{p,q}});
v[b].push_back({a,{q,p}});
}
for(int i=0;i<n;i++)
d[i][1]=d[i][0]=1;
queue<int> que;
que.push(0);
visit[0]=true;
while(!que.empty()){
int cur = que.front();
que.pop();
for(int i=0;i<v[cur].size();i++){
int next = v[cur][i].first;
int up=v[cur][i].second.first;
int down=v[cur][i].second.second;
if(visit[next]==true){
continue;
}
else{
visit[next]=true;
que.push(next);
d[next][0]=d[cur][0]*down;
d[next][1]=d[cur][1]*up;
}
}
}
for(int i=0;i<n;i++){
long long tmp =gcd(d[i][1],d[i][0]);
d[i][0]/=tmp;
d[i][1]/=tmp;
}
long long tmp=d[0][0];
for(int i=1;i<n;i++)
tmp=gcd(tmp,d[i][0]);
for(int i=0;i<n;i++)
d[i][0]/=tmp;
long long G;
long long L=d[0][1];
for(int i=0;i<n;i++){
L=lcm(L,d[i][1]);
}
for(int i=0;i<n;i++){
d[i][0]*=(L/d[i][1]);
}
G=d[0][0];
for(int i=0;i<n;i++){
G=gcd(d[i][0],G);
}
for(int i=0;i<n;i++){
d[i][0]=d[i][0]/G;
}
for(int i=0;i<n;i++){
cout<<d[i][0]<<" ";
}
}