Submission #51574795

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Source Code Expand

fun main() {
    val (n, k) = readln().split(" ").map { it.toLong() }
    val a = readln().split(" ").map { it.toLong() }
        .distinct()

    var ans = sum(1, k)

    for(i in a.indices) {
        if(a[i] <= k) {
            ans -= a[i]
        }
    }

    println(ans)
}

fun sum(start: Long, end: Long): Long {
    return if((start + end - 1) % 2 == 0L) {
        (start + end) * ((end - start + 1) / 2)
    } else {
        val dEnd = end - 1
        (start + dEnd) * ((dEnd - start + 1) / 2) + end
    }
}

Submission Info

Compile Error

Main.kt:2:10: warning: variable 'n' is never used
    val (n, k) = readln().split(" ").map { it.toLong() }
         ^

Judge Result