#include <bits/stdc++.h>
#include "cmp.h"
using namespace std;
// void bit_set(int add)
// int bit_get(int add);
void remember(int a){
for(int i = 0; i < 4; i++){
bit_set(a % 8 + i * 8 + 1);
a /= 8;
}
}
int compare(int b){
srand(time(0));
int dig[4];
for(int i = 0; i < 4; i++){
dig[i] = b % 8;
b /= 8;
}
int i = 3;
for(; i >= 0; i--){
int x = bit_get(dig[i] + i * 8 + 1);
if(x == 0) break;
}
if(i == -1){
return 0;
}
else{
if(dig[i] == 7){
return 1;
}
if(dig[i] == 6){
int x = bit_get(7 + i * 8 + 1);
return x == 1 ? -1 : 1;
}
if(dig[i] == 5){
int x = 0;
for(int j = dig[i] + 1; j < 8; j++){
x |= bit_get(j + i * 8 + 1);
}
return x == 1 ? -1 : 1;
}
if(dig[i] == 4){
return rand() % 2 ? -1 : 1;
}
if(dig[i] == 3){
int x = 0;
for(int j = 0; j < dig[i]; j++){
x |= bit_get(j + i * 8 + 1);
}
return x == 1 ? 1 : -1;
}
if(dig[i] == 2){
int x = 0;
for(int j = 0; j < dig[i]; j++){
x |= bit_get(j + i * 8 + 1);
}
return x == 1 ? 1 : -1;
}
if(dig[i] == 1){
int x = bit_get(0 + i * 8 + 1);
return x == 1 ? 1 : -1;
}
if(dig[i] == 0){
return -1;
}
}
return 0;
}
// by me
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
628 ms |
107024 KB |
ZERO POINTS: For a=1978 and b=1815, correct answer is -1, got 1 |