#include <stdio.h> int main() { int x,y,s; scanf("%d%d",&x,&y); if(x>y) s=5000-50*y-50*(100-x); else if(x<y) s=5000-50*x-50*(100-y); else s=0; printf("%d",s); return 0;}
#include <stdio.h> int main() { int x,y,s; scanf("%d%d",&x,&y); if(x>y) s=5000-50*y-50*(100-x); else if(x<y) s=5000-50*x-50*(100-y); else s=0; printf("%d",s); return 0;}