#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")

char*mmap();
#define RD(v) int v=0;{int _c;while(_c=*rp++-48,_c>=0)v=v*10+_c;}
#define RDX(v) int v=0;{int _c;while(_c=*rp++-48,_c>=0)v=v<<4|_c;}

main(){
	char*rp=mmap(0l,1l<<28,1,2,0,0ll);
	RDX(x);
	RD(n);
	RD(m);
	int f=0;
	while(n--){
		RDX(a);
		f|=a==x;
	}
	f<<=1;
	while(m--){
		RDX(a);
		f|=a==x;
	}
	puts(f==1?"MaxValu":f==2?"MrMax":f==3?"MrMaxValu":"-1");
}