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Code shared from the Rust Playground
fn minimalNumberOfCoins(coins: Vec<i32>, price: i32) -> i32 {
let mut dp = vec![100; (price + 1) as usize];
dp[0] = 0;
for coin in &coins {
for target in coin..price {
dp[price as usize] = min(1 + dp[(price - coin) as usize], dp[(price) as usize])
}
}
return dp[price as usize];
}
}
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