提交记录 28299 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
zzwdsj	1000. 测测你的 A+B	Compile Error	0	0 ns	0 KB	C++	290 B

提交时间	评测时间
2025-06-19 21:28:10	2025-06-19 21:28:11

代码

long double a,b;
long double f(long double x)
{
	return sqrt(pow(x-a-b,3));
}
int plus(int a, int b)
{
        ::a=a,::b=b;
	long double ans1=100000000000,ans2=10000000000,ans=0;
	for(int i=1;i<=50;i++)ans=ans2-f(ans2)*(ans2-ans1)/(f(ans2)-f(ans1)),ans1=ans2,ans2=ans;
        return ans;
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/3e1d996a4d1111f092f5f5b9524cb88a/contestant.cpp: In function ‘long double f(long double)’:
jp_data/tasks/3e1d996a4d1111f092f5f5b9524cb88a/contestant.cpp:4:14: error: ‘pow’ was not declared in this scope
    4 |  return sqrt(pow(x-a-b,3));
      |              ^~~
jp_data/tasks/3e1d996a4d1111f092f5f5b9524cb88a/contestant.cpp:4:9: error: ‘sqrt’ was not declared in this scope
    4 |  return sqrt(pow(x-a-b,3));
      |         ^~~~