QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#499228#5090. 妙妙题lefyCompile Error//C++14568b2024-07-31 09:46:322024-07-31 09:46:32

Judging History

This is the latest submission verdict.

  • [2024-07-31 09:46:32]
  • Judged
  • [2024-07-31 09:46:32]
  • Submitted

answer

#include<bits/stdc++.h>
#define ull unsigned long long
#define ld long double
#include "tmp.h"
using namespace std;
const int N=70;
const ld pi=acos(-1.0),eps=1e-7;
int n;
ld x[N],y[N];
void init(int nn,bool ty,int p){
    n=nn;
    for(int i=0;i<n;i++)x[i]=cos(2*pi/n*i),y[i]=sin(2*pi/n*i);
}
bool guess(ull S,int x){
    ld X=0,Y=0;int cnt=0;
    for(int i=0;i<n-1;i++)if((S>>i)&1)X+=x[i+1],Y+=y[i+1],cnt++;
    if(Y>eps){
        return (cnt&1)^1;
    }else if(Y<-eps){
        return cnt&1;
    }else if(fabs(X)<=eps)return 0;
    return 1;
}

详细

implementer.cpp: In function ‘int _JFIBEIIYTAFEUXOULOWO_::main()’:
implementer.cpp:31:22: warning: structured bindings only available with ‘-std=c++17’ or ‘-std=gnu++17’ [-Wc++17-extensions]
   31 |                 auto [A,x,y,z]=V[i];
      |                      ^
implementer.cpp:36:18: warning: structured bindings only available with ‘-std=c++17’ or ‘-std=gnu++17’ [-Wc++17-extensions]
   36 |         for(auto [A,x,y]:U)
      |                  ^
implementer.cpp:39:22: warning: structured bindings only available with ‘-std=c++17’ or ‘-std=gnu++17’ [-Wc++17-extensions]
   39 |                 auto [A,x,y,z]=V[i];
      |                      ^
implementer.cpp:18:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   18 |         scanf("%d%d%d%d",&N,&Type,&p,&T);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
implementer.cpp:23:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   23 |                 scanf("%llu",&x);
      |                 ~~~~~^~~~~~~~~~~
answer.code: In function ‘bool guess(long long unsigned int, int)’:
answer.code:16:43: error: invalid types ‘int[int]’ for array subscript
   16 |     for(int i=0;i<n-1;i++)if((S>>i)&1)X+=x[i+1],Y+=y[i+1],cnt++;
      |                                           ^