oj.uz

Submission #271590

# Submission time Handle Problem Language Result Execution time Memory
271590 2020-08-18T06:52:17 Z ggooroo The Big Prize (IOI17_prize) C++14
20 / 100
 1 ms 384 KB 
#include "prize.h"
#include<iostream>

using namespace std;
int n, l, r, md;
vector<int> t;
int find_best(int n) {
	int i;
	l = 0;
	r = n;
	while(l < r) {
		md = (l + r) / 2;
		t = ask(md);
		if (t[0] == 0 && t[1] == 0) return md;
		if (t[0] == 1) r = md;
		else l = md + 1;
	}
	return r;
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:8:6: warning: unused variable 'i' [-Wunused-variable]
    8 |  int i;
      |      ^

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct

Subtask #2
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 1 ms 288 KB Output is correct
8 Correct 0 ms 364 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Incorrect 1 ms 256 KB Integer 200000 violates the range [0, 199999]
12 Halted 0 ms 0 KB -