srm144div2P200簡單題

#include <string>#include <vector>#include <algorithm>#include <iostream>#include <sstream>#include <fstream>#include <map>#include <set>#include <cstdio>#include <cmath>#include <cstdlib>#include <ctime>#include<iomanip>using namespace std;#define SZ(x) (int(x.size()))int toInt(string s){istringstream sin(s); int t; sin>>t; return t;}template<class T> string toString(T x){ostringstream sout; sout<<x; return sout.str();}// BEGIN CUT HEREtypedef long long int64;int64 toInt64(string s){istringstream sin(s); int64 t; sin>>t;return t;}template<class T> T gcd(T a, T b){ if(a<0) return gcd(-a, b);if(b<0) return gcd(a, -b);return (b == 0)? a : gcd(b, a % b);}// END CUT HERE class Time{public:   string whatTime(int seconds){string ret;int hour, min;hour = seconds / 3600;seconds %= 3600;min = seconds / 60;seconds %= 60;ret = toString(hour) + ":" + toString(min) + ":" + toString(seconds);return ret;}    // BEGIN CUT HEREpublic:void run_test(int Case) { if ((Case == -1) || (Case == 0)) test_case_0(); if ((Case == -1) || (Case == 1)) test_case_1(); if ((Case == -1) || (Case == 2)) test_case_2(); if ((Case == -1) || (Case == 3)) test_case_3(); }private:template <typename T> string print_array(const vector<T> &V) { ostringstream os; os << "{ "; for (typename vector<T>::const_iterator iter = V.begin(); iter != V.end(); ++iter) os << '\"' << *iter << "\","; os << " }"; return os.str(); }void verify_case(int Case, const string &Expected, const string &Received) { cerr << "Test Case #" << Case << "..."; if (Expected == Received) cerr << "PASSED" << endl; else { cerr << "FAILED" << endl; cerr << "\tExpected: \"" << Expected << '\"' << endl; cerr << "\tReceived: \"" << Received << '\"' << endl; } }void test_case_0() { int Arg0 = 0; string Arg1 = "0:0:0"; verify_case(0, Arg1, whatTime(Arg0)); }void test_case_1() { int Arg0 = 3661; string Arg1 = "1:1:1"; verify_case(1, Arg1, whatTime(Arg0)); }void test_case_2() { int Arg0 = 5436; string Arg1 = "1:30:36"; verify_case(2, Arg1, whatTime(Arg0)); }void test_case_3() { int Arg0 = 86399; string Arg1 = "23:59:59"; verify_case(3, Arg1, whatTime(Arg0)); }// END CUT HERE};// BEGIN CUT HEREint main(){Time ___test;___test.run_test(-1);system("pause");return 0;}// END CUT HERE