Submission #55637827

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Source Code Expand

import java.io.PrintWriter

fun main() {
    val n = readln().toInt()
    val lr = List(n) {
        val (l, r) = readln().split(" ").map { it.toLong() }
        l to r
    }

    val result = solve(lr)

    if(result.isEmpty()) {
        println("No")
        return
    }

    println("Yes")

    val out = PrintWriter(System.out)
    for(i in result.indices) {
        out.print(result[i])
        if(i == n - 1) {
            out.println()
        } else {
            out.print(' ')
        }
    }

    out.flush()
}

fun solve(lr: List<Pair<Long, Long>>): LongArray {
    val result = lr.map { it.first }.toLongArray()
    var current = result.sum()

    if(current > 0) {
        return LongArray(0)
    }

    val rests = lr.map { it.second - it.first }

    for(i in lr.indices) {
        val (l, r) = lr[i]
        val rest = rests[i]

        current += rest
        if(current == 0L) {
            result[i] = r
            return result
        }
        if(current > 0) {
            result[i] = r - current
            return result
        }

        result[i] = r
    }

    return LongArray(0)
}

Submission Info

Compile Error

Main.kt:43:14: warning: variable 'l' is never used
        val (l, r) = lr[i]
             ^

Judge Result