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Submission #41056

# Submission time Handle Problem Language Result Execution time Memory
41056 2018-02-12T07:59:39 Z esspks21 Hotter Colder (IOI10_hottercolder) C++14
51 / 100
 768 ms 8300 KB 
#include "grader.h"
int HC(int N) {
	int left = 1;
	int right = N;
	while (left <= right) {
		if (left == right)
			return (left + right) / 2;
		if (right - left <= 4)
			break;
		Guess(left);
		int temp = Guess(right);
		if (temp == 0) // same
			return (left + right) / 2;
		if (temp == 1) // hotter
			left = (left + right) / 2 + 1;
		if (temp == -1) // colder
			right = (left + right) / 2;
	}
	Guess(left);
	for (int i = left + 1; i <= right; i++)
		if (Guess(i) == -1)
			return i - 1;
	return right;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 1272 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 1272 KB Output is correct

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 1272 KB Output isn't correct

Subtask #4
1.0 / 25.0

# Verdict Execution time Memory Grader output
1 Partially correct 768 ms 8300 KB Output is partially correct - alpha = 0.034482758621