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Envío 4287

Problema 0x94 - Subarreglo de máxima suma

  • Autor: sancanella
  • Fecha: 2021-06-05 23:31:03 UTC (Hace 14 días)
Caso # Resultado Tiempo Memoria
#1
Correcto
0.06 s 10 KBi
#2
Correcto
0.087 s 18 KBi
#3
Correcto
0.098 s 18 KBi
#4
Correcto
0.065 s 12 KBi
#5
Correcto
0.091 s 22 KBi
#6
Correcto
0.071 s 10 KBi
#7
Correcto
0.075 s 13 KBi
#8
Correcto
0.061 s 12 KBi
#9
Correcto
0.064 s 11 KBi
#10
Correcto
0.055 s 10 KBi
#11
Correcto
0.074 s 10 KBi
#12
Correcto
0.073 s 14 KBi
#13
Correcto
0.062 s 13 KBi
#14
Correcto
0.06 s 11 KBi
#15
Correcto
0.061 s 11 KBi
#16
Correcto
0.075 s 10 KBi
#17
Incorrecto
0.122 s 21 KBi
#18
Correcto
0.099 s 20 KBi
#19
Correcto
0.088 s 10 KBi
#20
Incorrecto
0.092 s 12 KBi
#21
Incorrecto
0.114 s 15 KBi
#22
Incorrecto
0.091 s 12 KBi
#23
Correcto
0.125 s 15 KBi
#24
Correcto
0.116 s 20 KBi
Puntos totales: 84 / 100

Código

import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.lang.Math;

public class Main {
    static class Reader {
		final private int BUFFER_SIZE = 1 << 16;
		private DataInputStream din;
		private byte[] buffer;
		private int bufferPointer, bytesRead;

		public Reader() {
			din = new DataInputStream(System.in);
			buffer = new byte[BUFFER_SIZE];
			bufferPointer = bytesRead = 0;
		}

		public Reader(String file_name) throws IOException {
			din = new DataInputStream(new FileInputStream(file_name));
			buffer = new byte[BUFFER_SIZE];
			bufferPointer = bytesRead = 0;
		}

		public String readLine() throws IOException {
			byte[] buf = new byte[900000]; // line length
			int cnt = 0, c;
			while ((c = read()) != -1) {
				if (c == '\n')
					break;
				buf[cnt++] = (byte) c;
			}
			return new String(buf, 0, cnt);
		}

		public int nextInt() throws IOException {
			int ret = 0;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();
			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');

			if (neg)
				return -ret;
			return ret;
		}

		public long nextLong() throws IOException {
			long ret = 0;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();
			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');
			if (neg)
				return -ret;
			return ret;
		}

		public double nextDouble() throws IOException {
			double ret = 0, div = 1;
			byte c = read();
			while (c <= ' ')
				c = read();
			boolean neg = (c == '-');
			if (neg)
				c = read();

			do {
				ret = ret * 10 + c - '0';
			} while ((c = read()) >= '0' && c <= '9');

			if (c == '.') {
				while ((c = read()) >= '0' && c <= '9') {
					ret += (c - '0') / (div *= 10);
				}
			}

			if (neg)
				return -ret;
			return ret;
		}

		private void fillBuffer() throws IOException {
			bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
			if (bytesRead == -1)
				buffer[0] = -1;
		}

		private byte read() throws IOException {
			if (bufferPointer == bytesRead)
				fillBuffer();
			return buffer[bufferPointer++];
		}

		public void close() throws IOException {
			if (din == null)
				return;
			din.close();
		}
	}
    public static void main(String[] args) throws Exception {
        Reader s = new Reader();
        int size = s.nextInt();
        int prev = s.nextInt();
        int res = prev;
        for(int i = 1; i < size; i++){
            int cur = s.nextInt();
            prev = Math.max(prev+cur,cur);
            if(res < prev){
               res = prev;
            }
        }
        System.out.println(res);
    }
}