Log Analyzer

logs = [
    "2026-03-13 10:00 INFO  Server started successfully",
    "2026-03-13 10:05 ERROR Database connection failed",
    "2026-03-13 10:06 INFO  Retrying database connection",
    "2026-03-13 10:07 ERROR Connection timeout occurred",
    "2026-03-13 10:10 WARN  Memory usage 85 percent",
    "2026-03-13 10:15 INFO  Database connection restored",
    "2026-03-13 10:20 INFO  User admin logged in",
    "2026-03-13 10:25 WARN  CPU usage high: 92 percent",
    "2026-03-13 10:30 ERROR Disk space critically low!",
    "2026-03-13 10:35 INFO  Backup completed successfully",
]

counts  = {"INFO": 0, "ERROR": 0, "WARN": 0}
errors  = []
warnings = []

for log in logs:
    parts = log.split(" ", 3)
    if len(parts) >= 3:
        level = parts[2].strip()
        if level in counts:
            counts[level] += 1
        if level == "ERROR":
            errors.append(log)
        elif level == "WARN":
            warnings.append(log)

print("=== Log Analyzer Report ===")
print(f"Total logs   : {len(logs)}")
print(f"INFO         : {counts['INFO']}")
print(f"ERROR        : {counts['ERROR']}")
print(f"WARNING      : {counts['WARN']}")

print(f"\n=== Errors ({len(errors)}) ===")
for e in errors:
    print(f"  {e}")

print(f"\n=== Warnings ({len(warnings)}) ===")
for w in warnings:
    print(f"  {w}")