{"problem":{"name":"Children and Candies (ABC Edit)","description":{"content":"There are $N$ children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give $1$ candy to the first child in the line, $2$ candies to the second child, ..., $N$ candies to th","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc043_a"},"statements":[{"statement_type":"Markdown","content":"There are $N$ children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give $1$ candy to the first child in the line, $2$ candies to the second child, ..., $N$ candies to the $N$\\-th child. How many candies will be necessary in total?\n\n## Constraints\n\n*   $1≦N≦100$\n\n## Input\n\nThe input is given from Standard Input in the following format:\n\n$N$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc043_a","tags":[],"sample_group":[["3","6\n\nThe answer is $1+2+3=6$."],["10","55\n\nThe sum of the integers from $1$ to $10$ is $55$."],["1","1\n\nOnly one child. The answer is $1$ in this case."]],"created_at":"2026-03-03 11:01:13"}}