{"problem":{"name":"Vanishing Pitch","description":{"content":"Takahashi and Aoki are playing baseball. Takahashi is the pitcher, and Aoki is the batter.   Takahashi can throw an invisible pitch. When he throws it, the ball moves linearly at a constant speed $V \\","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc191_a"},"statements":[{"statement_type":"Markdown","content":"Takahashi and Aoki are playing baseball. Takahashi is the pitcher, and Aoki is the batter.  \nTakahashi can throw an invisible pitch. When he throws it, the ball moves linearly at a constant speed $V \\, \\mathrm{m / s}$, and it becomes invisible between the moment $T$ seconds after throwing and the moment $S$ seconds after throwing (inclusive). The ball keeps moving when it is invisible.  \nIf the ball is not invisible at the moment the ball is exactly $D \\, \\mathrm{m}$ away from Takahashi, Aoki can hit the ball. Otherwise, he cannot hit it. Can Aoki hit the ball?\n\n## Constraints\n\n*   $1 \\le V \\le 1000$\n*   $1 \\le T \\lt S \\le 1000$\n*   $1 \\le D \\le 1000$\n*   All values in input are integers.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$V$ $T$ $S$ $D$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc191_a","tags":[],"sample_group":[["10 3 5 20","Yes\n\nThe ball is exactly $20 \\, \\mathrm{m}$ away from Takahashi at $2$ seconds after throwing.  \nOn the other hand, the ball becomes invisible between $3$ and $5$ seconds (inclusive) after throwing, so Aoki can hit the ball."],["10 3 5 30","No\n\nNote that the ball is also invisible at $T$ seconds and $S$ seconds after throwing.  \nHere, the ball is exactly $D \\, \\mathrm{m}$ away from Takahashi at $T$ seconds after throwing, so the ball is invisible and cannot be hit by Aoki."]],"created_at":"2026-03-03 11:01:13"}}