## Solution Code```python#!/usr/bin/env python3header = '''<svg width="1920" height="1080" viewBox="0 0 1920 1080" xmlns="http://www.w3.org/2000/svg" version="1.1">'''footer = '</svg>'
c1_c3_c6 = []
with open("flag.svg", "r") as f:	content = f.read().split('\n')
	for i in content:		if "c1" in i:			c1_c3_c6.append(i)		if "c3" in i:			c1_c3_c6.append(i)		if "c6" in i:			c1_c3_c6.append(i)
with open("sanitized_flag.svg", "w") as f:
	f.write(f"{header}\n")
	for i in c1_c3_c6:		f.write(f"{i}\n")
	f.write(f"{footer}")```
Flag: **sdctf{c0untle55_col0rfu1_c0lors_cov3ring_3veryth1ng}**