HTTP/2 200 date: Sun, 12 Oct 2025 00:19:24 GMT content-type: text/html; charset=utf-8 content-encoding: gzip cache-control: public, max-age=86400 referrer-policy: strict-origin-when-cross-origin x-app-version: v251008-h-251010-1202 x-content-type-options: nosniff x-frame-options: SAMEORIGIN x-xss-protection: 1; mode=block x-middleware-rewrite: /coursesv2/data-structures-coding-interviews-java/challenge-min-stack vary: RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding x-nextjs-cache: HIT etag: W/"3zl9idlr167trc" x-cloud-trace-context: 2fe1b499852f031f12c53eddb5081991;o=1 via: 1.1 google alt-svc: h3=":443"; ma=86400 cf-cache-status: MISS set-cookie: __cf_bm=6HxWpIusXsRJnySuSAlmNoUg06ut.YalQJ8zWtuycOo-1760228364-1.0.1.1-mW0YUuT7xYZWn7UDZrwJwhb9bvLq39Opc4XQIjvNpphyNo5dXmGd_ofjPW87RtJkPlkJukU7gEqLE.i6cX3KXNkqUsKNx64Fzmf8.kZj840; path=/; expires=Sun, 12-Oct-25 00:49:24 GMT; domain=.educative.io; HttpOnly; Secure; SameSite=None strict-transport-security: max-age=31536000; includeSubDomains; preload server: cloudflare cf-ray: 98d26cebac87b155-BLR

Log In