Submission #3927638
Source Code Expand
N=int(input()) S=0 canuse=[False]*40 for i in range(N): A=int(input()) S^=A for k in range(40): if A&(1<<k): canuse[k]=True break ans=0 for k in range(40)[::-1]: if S&(1<<k): if canuse[k]: S^=(1<<(k+1))-1 ans+=1 else: print(-1) exit() print(ans)
Submission Info
Submission Time | |
---|---|
Task | C - Cheating Nim |
User | Chanyuh |
Language | PyPy3 (2.4.0) |
Score | 500 |
Code Size | 320 Byte |
Status | AC |
Exec Time | 548 ms |
Memory | 51048 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.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, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 183 ms | 38256 KB |
001.txt | AC | 168 ms | 38256 KB |
002.txt | AC | 537 ms | 43736 KB |
003.txt | AC | 492 ms | 51048 KB |
004.txt | AC | 411 ms | 45272 KB |
005.txt | AC | 340 ms | 43880 KB |
006.txt | AC | 531 ms | 44504 KB |
007.txt | AC | 536 ms | 45272 KB |
008.txt | AC | 548 ms | 44504 KB |
009.txt | AC | 538 ms | 44504 KB |
010.txt | AC | 520 ms | 44504 KB |
011.txt | AC | 534 ms | 44632 KB |
012.txt | AC | 523 ms | 44504 KB |
013.txt | AC | 535 ms | 44632 KB |
014.txt | AC | 537 ms | 45144 KB |
015.txt | AC | 540 ms | 44504 KB |
016.txt | AC | 542 ms | 44504 KB |
017.txt | AC | 546 ms | 44504 KB |
018.txt | AC | 545 ms | 44504 KB |
019.txt | AC | 545 ms | 44504 KB |
020.txt | AC | 524 ms | 45272 KB |
021.txt | AC | 265 ms | 42456 KB |
022.txt | AC | 238 ms | 42456 KB |
023.txt | AC | 488 ms | 42840 KB |
example0.txt | AC | 170 ms | 38256 KB |
example1.txt | AC | 168 ms | 38256 KB |