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QOJ

Time Limit: 2 s Memory Limit: 256 MB Total points: 100

#22767. Cercas do pasto

Statistics

Cerca longa de Farmer John com postes e travessas. $N$ ($1 \le N \le 3000$) postes numerados de $-1000$ a $+1000$, repetições possíveis. Ruminando inventam jogo: “melhor soma” ganha sorvete de sobremesa.

Ache trecho contíguo mais longo dentre os de soma com menor valor absoluto. Determine soma vencedora.

Entrada

  • Linha 1: inteiro $N$.

  • Linhas $2..N+1$: rótulos, linha 2 poste 1, etc.

Saída

Uma linha, três números:

  • Número do primeiro poste somado,

  • Número do último poste somado,

  • Valor absoluto da soma. Melhor soma e comprimento máximo iguais: escolha menor primeiro número.

Exemplos

Entrada 1

6
5
10
-5
-6
2
4

Saída 1

4 6 0

Autor: Dominic Battre, 2001

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