#include using namespace std; clock_t a1, a2; inline int read() { int x; cin >> x; return x; } int main() { //优化输入 ios::sync_with_stdio(false); freopen("D:/python/TangDou/QiuckReadWrite/a.txt", "r", stdin); int a; a1 = clock(); for (int i = 0; i < 100000; ++i) a = read(); a2 = clock(); cout << (double) (a2 - a1) / CLOCKS_PER_SEC; return 0; }