救命

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	int a[n],b[n][3];
	string s,r,d,o;
	for(int i=0;i<n;i++){
		cin>>a[i]>>s>>r>>d>>o;
		if(s.size()==1){
			if(s[0]=='m'){
				b[i][0]=2;
				b[i][1]=a[i]*1000;
				b[i][2]=3;
			}
			else{
				b[i][0]=5;
				b[i][1]=a[i]*1000;
				b[i][2]=6;
			}
		}
		else{
			if(s[0]=='k'&&s[1]=='m'){
				if(o[0]=='m'){
					b[i][0]=1;
					b[i][1]=a[i]*1000;
					b[i][2]=2;
				}
				else{
					b[i][0]=1;
					b[i][1]=a[i]*1000000;
					b[i][2]=3;
				}
			}
			else{
				if(o[0]=='g'){
					b[i][0]=4;
					b[i][1]=a[i]*1000;
					b[i][2]=5;
				}
				else{
					b[i][0]=4;
					b[i][1]=a[i]*1000000;
					b[i][2]=6;
				}
			}
		}
	}
	for(int i=0;i<n;i++){
		cout<<a[i]<<" ";
		if(b[i][0]==1){
			cout<<"km"<<" "<<"="<<" "<<b[i][1]<<" ";
			if(b[i][2]==2){
				cout<<"m"<<endl;
			}
			else if(b[i][2]==3){
				cout<<"mm"<<endl;
			}
		}
		else if(b[i][0]==2){
			cout<<"m"<<" "<<"="<<" "<<b[i][1]<<" "<<"mm"<<endl;
		}
		else if(b[i][0]==4){
			cout<<"kg"<<" "<<"="<<" "<<b[i][1]<<" ";
			if(b[i][2]==5){
				cout<<"g"<<endl;
			}
			else if(b[i][2]==6){
				cout<<"mg"<<endl;
			}
		}
		else if(b[i][0]==5){
			cout<<"kg"<<" "<<"="<<" "<<b[i][1]<<" "<<"mg"<<endl;
		}
	}
	return 0;
}
//.size()