input = open('input.txt', 'r') output = open('output.txt', 'w') x = int(input()) if x > 0: print(1) elif x == 0: print(0) else: print(-1)
1
Standard output is empty
Traceback (most recent call last): File "./prog.py", line 1, in <module> FileNotFoundError: [Errno 2] No such file or directory: 'input.txt'