Submission #45450

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
45450	2018-04-14 06:51:24	smu201111192	cmp (balkan11_cmp)	C++17	100 / 100	2125 ms	102136 KiB

cmp

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#include "cmp.h"
#include <cassert>
using namespace std;
void remember(int n) {
  n += 4096;
  while (n > 1){
    bit_set(n);
    n /= 4;
  }
}
int compare(int b) {
  b += 4096;
  int lo = 0;
  int hi = 6;
  int same = 1;
  int rem = 0;
  while (lo <= hi){
    int mid = (lo + hi) / 2;
    if (!bit_get(b >> (mid * 2)) && mid != 6) {
      lo = mid + 1;
      rem = b >> (mid * 2);
      same = 0;
    }
    else { hi = mid - 1;}
  }
  if (same) return 0;
  if (rem % 4 == 0){
    return -1;
 
 
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Compilation message (stderr)

cmp.cpp: In function 'int compare(int)':
cmp.cpp:33:7: warning: unused variable 'ask1' [-Wunused-variable]
   int ask1 = rem / 4 * 4 + 0;
       ^~~~
cmp.cpp:34:7: warning: unused variable 'ask2' [-Wunused-variable]
   int ask2 = rem / 4 * 4 + 3; 
       ^~~~

• Subtask 1: 100 / 100