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HTTP/2 200
date: Sun, 18 Jan 2026 13:08:35 GMT
content-type: text/html; charset=UTF-8
server: nginx
vary: Accept-Encoding
set-cookie: SESS93b6022d778ee317bf48f7dbffe03173=2755d6eb0b51b2ff1637917a6f993252; expires=Tue, 10-Feb-2026 16:41:55 GMT; Max-Age=2000000; path=/; domain=.codechef.com; secure; HttpOnly
access-control-allow-credentials: true
access-control-allow-methods: GET
x-frame-options: ALLOW-FROM https://apps.facebook.com
content-security-policy: frame-ancestors https://apps.facebook.com;
strict-transport-security: max-age=300;
content-encoding: gzip
Matchsticks Practice Coding Problem