BZOJ水一道~ 枚举前两个位置是否放雷,模拟向下推.能够则ans++ #include "stdio.h" #include "string.h" int a[10010],b[10010],n; int judge() { int i; for (i=3;i<=n;i++) { b[i]=a[i-1]-b[i-1]-b[i-2]; if (b[i]<0) return 0; if (b[i]>1) return 0; } if (b[n-1]+…
A. Broken Clock time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You are given a broken clock. You know, that it is supposed to show time in 12- or 24-hours HH:MM format. In 12-hours format…