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B.cpp
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65 lines (62 loc) · 1.69 KB
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#include<bits/stdc++.h>
#define vi vector<int>
#define mp map<int,int>
#define ump unordered_map <int,int>
#define ll long long int
#define pb push_back
#define mod 1000000007
#define int long long
#define loop(i,x,n) for(int i=x;i<n;i++)
#define rloop(i,n) for(int i=n-1;i>=0;i--)
using namespace std;
/*************************************************************************************************/
signed main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int n,mm,x,y,z;
cin>>n>>mm;
map<int,int> m;
while(mm--)
{
cin>>x>>y>>z;
set <int> s;
if(m[x]!=0)
s.insert(m[x]);
if(m[y]!=0)
s.insert(m[y]);
if(m[z]!=0)
s.insert(m[z]);
if(m[x]==0)
{
if(s.count(1)==0)
m[x]=1,s.insert(1);
else if(s.count(2)==0)
m[x]=2,s.insert(2);
else if(s.count(3)==0)
m[z]=3,s.insert(3);
}
if(m[y]==0)
{
if(s.count(1)==0)
m[y]=1,s.insert(1);
else if(s.count(2)==0)
m[y]=2,s.insert(2);
else if(s.count(3)==0)
m[y]=3,s.insert(3);
}
if(m[z]==0)
{
if(s.count(1)==0)
m[z]=1,s.insert(1);
else if(s.count(2)==0)
m[z]=2,s.insert(2);
else if(s.count(3)==0)
m[z]=3,s.insert(3);
}
}
for(auto i:m)
cout<<i.second<<' ';
return 0;
}