{"raw_statement":[{"iden":"problem statement","content":"There is an enemy with stamina $A$. Every time you attack the enemy, its stamina reduces by $B$.\nAt least how many times do you need to attack the enemy to make its stamina $0$ or less?"},{"iden":"constraints","content":"*   $1 \\le A,B \\le 10^{18}$\n*   $A$ and $B$ are integers."},{"iden":"input","content":"The input is given from Standard Input in the following format:\n\n$A$ $B$"},{"iden":"sample input 1","content":"7 3"},{"iden":"sample output 1","content":"3\n\nAttacking three times make the enemy's stamina $-2$.\nAttacking only twice makes the stamina $1$, so you need to attack it three times."},{"iden":"sample input 2","content":"123456789123456789 987654321"},{"iden":"sample output 2","content":"124999999"},{"iden":"sample input 3","content":"999999999999999998 2"},{"iden":"sample output 3","content":"499999999999999999"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}