import time n = int(input()) if n == 1: pass # Minimal time and memory elif n == 2: # Simulate CPU-intensive operations for approximately 3 seconds start_time = time.perf_counter() while time.perf_counter() - start_time < 2.95: pass elif n == 3: # Allocate 100MB of memory data = bytearray(100000000) # 100,000,000 bytes = 100MB elif n == 4: # Allocate and process 100MB of memory data = bytearray(100000000) for i in range(len(data)): data[i] ^= 0xFF # XOR each byte to ensure computation elif n == 5: # Combine memory allocation and intensive computation data = bytearray(100000000) for i in range(len(data)): data[i] ^= 0xFF start_time = time.perf_counter() while time.perf_counter() - start_time < 2.95: pass print(0)