Submission #49481373

Source Code Expand

#include<cstdio>
char str[15];
int main(){int n,m(0);scanf("%d",&n);
  for(int x(n-1);x;x/=2)++m;
  printf("%d\n",m);
  for(int i(0);i<m;++i){
    int cnt(0);
    for(int j(1);j<=n;++j)if(j&1<<i)++cnt;
    printf("%d",cnt);
    for(int j(1);j<=n;++j)if(j&1<<i)printf(" %d",j);
    putchar('\n');}
  fflush(stdout);scanf("%s",str);
  int ans(0);
  for(int i(0);i<m;++i)
    if(str[i]=='1')ans|=1<<i;
  printf("%d",ans?ans:n);
  return 0;}

Submission Info

Submission Time
Task E - Bad Juice
User danielqf
Language C++ 20 (gcc 12.2)
Score 425
Code Size 455 Byte
Status AC
Exec Time 2 ms
Memory 3848 KiB

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:3:28: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    3 | int main(){int n,m(0);scanf("%d",&n);
      |                       ~~~~~^~~~~~~~~
Main.cpp:12:23: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   12 |   fflush(stdout);scanf("%s",str);
      |                  ~~~~~^~~~~~~~~~

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 425 / 425
Status
AC × 1
AC × 26
Set Name Test Cases
Sample example0.txt
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, example0.txt
Case Name Status Exec Time Memory
000.txt AC 2 ms 3716 KiB
001.txt AC 2 ms 3676 KiB
002.txt AC 2 ms 3772 KiB
003.txt AC 2 ms 3812 KiB
004.txt AC 2 ms 3656 KiB
005.txt AC 2 ms 3748 KiB
006.txt AC 2 ms 3748 KiB
007.txt AC 2 ms 3660 KiB
008.txt AC 2 ms 3820 KiB
009.txt AC 2 ms 3756 KiB
010.txt AC 2 ms 3692 KiB
011.txt AC 2 ms 3824 KiB
012.txt AC 2 ms 3848 KiB
013.txt AC 2 ms 3752 KiB
014.txt AC 2 ms 3728 KiB
015.txt AC 2 ms 3624 KiB
016.txt AC 2 ms 3740 KiB
017.txt AC 2 ms 3724 KiB
018.txt AC 2 ms 3784 KiB
019.txt AC 2 ms 3752 KiB
020.txt AC 2 ms 3820 KiB
021.txt AC 2 ms 3752 KiB
022.txt AC 2 ms 3724 KiB
023.txt AC 2 ms 3724 KiB
024.txt AC 2 ms 3752 KiB
example0.txt AC 2 ms 3812 KiB