提交记录 3151 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
user1	1000f. 测测你的实数 A+B	Compile Error	0	0 ns	0 KB	C++11	323 B

提交时间	评测时间
2018-07-08 22:23:55	2020-07-31 21:11:55

代码


typedef unsigned long long hash_t; 
    
constexpr hash_t prime = 0x100000001B3ull; 
constexpr hash_t basis = 0xCBF29CE484222325ull; 
   
constexpr hash_t hash_(char const* str) 
{ 
    return hash_("555"); 
}

double plus(double a, double b)
{switch ((int)a) { default:
	return a + b; case hash_("12345"): return 666;}
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/6696607dd32f11ea899e00163e04388b/contestant.cpp: In function ‘double plus(double, double)’:
jp_data/tasks/6696607dd32f11ea899e00163e04388b/contestant.cpp:14:26:   in ‘constexpr’ expansion of ‘hash_(((const char*)"12345"))’
jp_data/tasks/6696607dd32f11ea899e00163e04388b/contestant.cpp:9:17:   in ‘constexpr’ expansion of ‘hash_(((const char*)"555"))’
jp_data/tasks/6696607dd32f11ea899e00163e04388b/contestant.cpp:9:17:   in ‘constexpr’ expansion of ‘hash_(((const char*)"555"))’
jp_data/tasks/6696607dd32f11ea899e00163e04388b/contestant.cpp:14:34: error: call has circular dependency
   14 |  return a + b; case hash_("12345"): return 666;}
      |                                  ^