2019-01-01ãã1å¹´éã®è¨äºä¸è¦§
Beginners CTF 2019 2891 points 24th place åå¿è åããããã®ã§åºã¦ã¿ãã Webã解ããªããããã£ã½ãã®ã§ãªãã¨ããããã Web: [warmup] Ramen ãªããã©ã¼ã¡ã³åºå¡ãæ¤ç´¢ã§ããWebãã¼ã¸ã«é ããããã©ã°ãæ¢ããååã®é¨åæååã§ãããããã®ã§ãSQLâ¦
Harekaze CTF 2019 - Harekazeharekaze.com ä»å¾ã®ããã«ããã£ãããªã®ã§è§£ããåé¡ã®è¨é²æ®ãã¦ãããã¨æãã¾ãã scramble æ£ãããã©ã°ãæ¨æºå ¥åããå ¥ããã¨Correct!ã¨è¡¨ç¤ºãããããã°ã©ã ãä¸ããããã¿ãããªãã§ãããããéç®ãã¦ãã©ã°ãæ±ããâ¦
ãã£ãããªã®ã§è¨é²ä»ãã¦ã¿ããã¨æãã¾ãã Foregone Solution 10é²è¡¨è¨ã§'4'ãä¸ã¤ä»¥ä¸å«ãæ°N(<=10100)ãä¸ããããã®ã§ãN=A+Bãªã'4'ãå«ã¾ãªãæ°AãBã«å解ãããã¨ããåé¡ã Nã®ãã¡'4'ã®æ¡ã'3'ã«ãããã®ãAã'4'ã®æ¡ã'1'ããã以å¤ã®æ¡ã'0'ã«â¦
ä»åã¯C1ããã§ãã MathJax.Hub.Config({ tex2jax: { inlineMath: [["$","$"] ], displayMath: [ ['$$','$$'], ["\\[","\\]"] ] } }); $$ \def\bra#1{\mathinner{\left\langle{#1}\right|}} \def\ket#1{\mathinner{\left|{#1}\right\rangle}} \def\braket#1â¦
ååã®ç¶ãã§B1ããã«ãªãã¾ãã MathJax.Hub.Config({ tex2jax: { inlineMath: [["$","$"] ], displayMath: [ ['$$','$$'], ["\\[","\\]"] ] } }); $$ \def\bra#1{\mathinner{\left\langle{#1}\right|}} \def\ket#1{\mathinner{\left|{#1}\right\rangle}} \â¦
MathJax.Hub.Config({ tex2jax: { inlineMath: [["$","$"] ], displayMath: [ ['$$','$$'], ["\\[","\\]"] ] } }); ååä¸å¤ªè©±ã ãã§çµãã£ã¦ãã¾ã£ãã®ã§ãä»åã¯ã¡ããã¨è§£èª¬ãã¦ããã¾ãã $$ \def\bra#1{\mathinner{\left\langle{#1}\right|}} \def\ket#â¦
å»å¹´ã®å¤ã«ç¬¬ä¸åãè¡ãããããã¤ã¯ãã½ããã«ããQ#ã®ããã°ã©ãã³ã°ã³ã³ãã¹ããåã³ãã£ã¦ãã¾ããã å人çã«åã楽ããã£ãã®ã§ã次åãããã¨è¯ããªãã¨åæã«æå¾ ãã¦ããã®ã§ãããæ¡å¤æ©ããã£ã¦ãã¦ããã¦å¬ããã§ãã codeforces.com 2018å¤ã¨ã¿â¦