{"problem":{"name":"Programming Education","description":{"content":"In $2020$, AtCoder Inc. with an annual sales of more than one billion yen (the currency of Japan) has started a business in programming education.   One day, there was an exam where a one-year-old chi","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc112_a"},"statements":[{"statement_type":"Markdown","content":"In $2020$, AtCoder Inc. with an annual sales of more than one billion yen (the currency of Japan) has started a business in programming education.  \nOne day, there was an exam where a one-year-old child must write a program that prints `Hello World`, and a two-year-old child must write a program that receives integers $A, B$ and prints $A+B$.  \nTakahashi, who is taking this exam, suddenly forgets his age.  \nHe decides to write a program that first receives his age $N$ ($1$ or $2$) as input, then prints `Hello World` if $N=1$, and additionally receives integers $A, B$ and prints $A+B$ if $N=2$.  \nWrite this program for him.\n\n## Constraints\n\n*   $N$ is $1$ or $2$.\n*   $A$ is an integer between $1$ and $9$ (inclusive).\n*   $B$ is an integer between $1$ and $9$ (inclusive).\n\n## Input\n\nInput is given from Standard Input in one of the following formats:\n\n1\n\n2\n$A$\n$B$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc112_a","tags":[],"sample_group":[["1","Hello World\n\nAs $N=1$, Takahashi is one year old. Thus, we should print `Hello World`."],["2\n3\n5","8\n\nAs $N=2$, Takahashi is two years old. Thus, we should print $A+B$, which is $8$ since $A=3$ and $B=5$."]],"created_at":"2026-03-03 11:01:14"}}