500 Yen Coins

AtCoder

IDabc150_a

Time2000ms

Memory256MB

Difficulty—

Takahashi has $K$ $500$\-yen coins. (Yen is the currency of Japan.) If these coins add up to $X$ yen or more, print `Yes`; otherwise, print `No`. ## Constraints * $1 \leq K \leq 100$ * $1 \leq X \leq 10^5$ ## Input Input is given from Standard Input in the following format: $K$ $X$ [samples]

Samples

Input #1

2 900

Output #1

Yes

Two $500$\-yen coins add up to $1000$ yen, which is not less than $X = 900$ yen.

Input #2

1 501

Output #2

No

One $500$\-yen coin is worth $500$ yen, which is less than $X = 501$ yen.

Input #3

4 2000

Output #3

Yes

Four $500$\-yen coins add up to $2000$ yen, which is not less than $X = 2000$ yen.

API Response (JSON)

{
  "problem": {
    "name": "500 Yen Coins",
    "description": {
      "content": "Takahashi has $K$ $500$\\-yen coins. (Yen is the currency of Japan.) If these coins add up to $X$ yen or more, print `Yes`; otherwise, print `No`.",
      "description_type": "Markdown"
    },
    "platform": "AtCoder",
    "limit": {
      "time_limit": 2000,
      "memory_limit": 262144
    },
    "difficulty": "None",
    "is_remote": true,
    "is_sync": true,
    "sync_url": null,
    "sign": "abc150_a"
  },
  "statements": [
    {
      "statement_type": "Markdown",
      "content": "Takahashi has $K$ $500$\\-yen coins. (Yen is the currency of Japan.) If these coins add up to $X$ yen or more, print `Yes`; otherwise, print `No`.\n\n## Constraints\n\n*   $1 \\leq K \\leq 100$\n*   $1 \\leq X...",
      "is_translate": false,
      "language": "English"
    }
  ]
}

Full JSON Raw Segments