太简单了！

#include<iostream>
using namespace std;
int main(){
	long long n,a,b,c,A=0,B=0,C=0,s;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a>>b>>c;
		A+=a;
		B+=b;
		C+=c;
	}
	s=A+B+C;
	cout<<A<<" "<<B<<" "<<C<<" "<<s<<" "; 
}

#include<iostream>
using namespace std;
int main()
{
	long long n,sum=0,usm=0,msu=0,abc=0;
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		long long x,y,z;
		cin>>x>>y>>z;
		sum=sum+x;
		usm=usm+y;
		msu=msu+z;
	}
	abc=sum+usm+msu;
	cout<<sum<<" "<<usm<<" "<<msu<<" "<<abc;
}

#include<cstdio>
#include<cstdlib>
#include<cmath>
#include<cctype>
#include<cstring>
#include<string>
#include<vector>
#include<set>
#include<stack>
#include<queue>
#include<iostream>
#include<iomanip>
#include<ctime>
#include<algorithm>
#include<map>
using namespace std;
int main(){
    int n,j=0,y=0,t=0,sum=0;
    cin>>n;
    for(int i=1;i<=n;i++){
        int a,b,c;
        cin>>a>>b>>c;
        j+=a;
        y+=b;
        t+=c;
    }
    sum=sum+j+y+t;
    printf("%d %d %d %d",j,y,t,sum);
}

#include<stdio.h> #include<iostream> using namespace std; int main() { int n,a,b,c,sum=0,num=0,ans=0; cin>>n; for(int i=1;i<=n;i++) { cin>>a>>b>>c; sum+=a; num+=b; ans+=c; } cout<<sum<<" "<<num<<" "<<ans<<" "; cout<<sum+num+ans<<endl; }

#include<stdio.h>
#include<iostream>
using namespace std;
int main()
{
   int n,a,b,c,sum=0,num=0,ans=0;
   cin>>n;
   for(int i=1;i<=n;i++)
    {
       cin>>a>>b>>c;
       sum+=a;num+=b; ans+=c;
    }
    cout<<sum<<" "<<num<<" "<<ans<<" ";
    cout<<sum+num+ans<<endl;
}