摘要：
链接：https://ac.nowcoder.com/acm/contest/554/G Now we have a function f(x): int f ( int x ) { if ( x == 0 ) return 0; return f ( x / 10 ) + x % 10; } Fo 阅读全文
摘要：
Description The cows, as you know, have no fingers or thumbs and thus are unable to play Scissors, Paper, Stone' (also known as 'Rock, Paper, Scissors 阅读全文