問題：B - 時計盤 #include <algorithm> #include <cmath> #include <cstdio> #include <iostream> using namespace std; int main(void) { int n, m; double hour, minute, ans; scanf ("%d %d", &n, &m); hour = n % 12 * 30 + m * 0.5; minute = m * 6; ans = min(360 - abs(hour - minute), a</iostream></cstdio></cmath></algorithm>…