import std; void main () { string S = readln.chomp; string T = readln.chomp; int[4] count; foreach (char u; S) { foreach (char v; T) { string s = ""; s ~= u; s ~= v; bool is_in (char c) { foreach (cc; s) if (cc == c) return true; return false; } if (is_in('A') && !is_in('B')) { count[0]++; continue; } if (is_in('B') && !is_in('A')) { count[1]++; continue; } if (is_in('A') && is_in('B')) { count[2]++; continue; } count[3]++; } } foreach (i; 0..4) { write(count[i] * 25, i == 3 ? '\n' : ' '); } } void read (T...) (string S, ref T args) { import std.conv : to; import std.array : split; auto buf = S.split; foreach (i, ref arg; args) { arg = buf[i].to!(typeof(arg)); } }