#include<bits/stdc++.h>
using namespace std;
#define ll long long
inline ll read(){
	ll x=0,f=1;
	char c=getchar();
	while(c<'0'||c>'9'){
		if(c=='-')f=-1;
		c=getchar();
	}
	while(c>='0'&&c<='9'){
		x=(x*10+c-'0')%100;
		c=getchar();
	}
	return x*f;
}
ll pd(ll now){
	return ((now+99)%5==0)||((now+99)%5==3)||((now+99)%5==4);
}
int main(){
	freopen("candy.in","r",stdin);
	freopen("candy.out","w",stdout);
	for(int i=1;i<=10;i++){
		ll a=read()%100,b=read()%100;
//		a%=100,b%=100;
		if(pd(a)||pd(b))cout<<"M\n";
		else cout<<"S\n";	
	}
	return 0;
}