{"problem":{"name":"An Odd Problem","description":{"content":"We have $N$ squares assigned the numbers $1,2,3,\\ldots,N$. Each square has an integer written on it, and the integer written on Square $i$ is $a_i$. How many squares $i$ satisfy both of the following ","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"aising2020_b"},"statements":[{"statement_type":"Markdown","content":"We have $N$ squares assigned the numbers $1,2,3,\\ldots,N$. Each square has an integer written on it, and the integer written on Square $i$ is $a_i$.\nHow many squares $i$ satisfy both of the following conditions?\n\n*   The assigned number, $i$, is odd.\n*   The written integer is odd.\n\n## Constraints\n\n*   All values in input are integers.\n*   $1 \\leq N, a_i \\leq 100$\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$N$\n$a_1$ $a_2$ $\\cdots$ $a_N$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"aising2020_b","tags":[],"sample_group":[["5\n1 3 4 5 7","2\n\n*   Two squares, Square $1$ and $5$, satisfy both of the conditions.\n*   For Square $2$ and $4$, the assigned numbers are not odd.\n*   For Square $3$, the written integer is not odd."],["15\n13 76 46 15 50 98 93 77 31 43 84 90 6 24 14","3"]],"created_at":"2026-03-03 11:01:14"}}