Submission #743111

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
743111	2023-05-17T08:10:17 Z	salmon	Nicelines (RMI20_nicelines)	C++14	Compilation error	0 ms	0 KB

nicelines

#include <stdio.h>

#include "nice_lines.h"

void solve(int subtask_id, int N) {
    if(subtask_id != 1){
	    the_lines_are({1}, {0});
	    return;
	}
	
	long double s = -1000000000000;
	long double e =  1000000000000;
	
	
	for(int i = 0; i < 200; i++){
		long double m1 = (s * 2 + e)/3;
		long double m2 = (s + e * 2)/3;
		
		if(query(0,m1) > query(0,m2)){
			s = m1;
		}
		else{
			e = m2;
		}
	}
	
	long double xone = 0;
	long double yone = s;
	
	s = -1000000000000;
	e =  1000000000000;
	
	for(int i = 0; i < 200; i++){
		long double m1 = (s * 2 + e)/3;
		long double m2 = (s + e * 2)/3;
		
		if(query(1,m1) > query(1,m2)){
			s = m1;
		}
		else{
			e = m2;
		}
	}
	
	int a = (int) round(s - yone);
	int b = (int) round(yone);
	
	the_lines_are({a}, {b});
}

Compilation message

nicelines.cpp: In function 'void solve(int, int)':
nicelines.cpp:45:16: error: 'round' was not declared in this scope
   45 |  int a = (int) round(s - yone);
      |                ^~~~~
nicelines.cpp:27:14: warning: unused variable 'xone' [-Wunused-variable]
   27 |  long double xone = 0;
      |              ^~~~