#include <stdio.h>































































































































#define N 50000































































































































#define INF 1500000































































































































































































































































int s[N + 1];































































































































int a[N + 1];































































































































































































































































int oof( int a, int b ) {































































































































  if ( a > b )































































































































    return a;































































































































  return b;































































































































}































































































































































































































































int main() {































































































































  FILE *fin, *fout;































































































































  int n, k, i, sc, smax, stmax, drmax, stc;































































































































  fin = fopen( "secv2.in", "r" );































































































































  fscanf( fin, "%d%d", &n, &k );































































































































  for ( i = 1; i <= n; i ++ ) {































































































































    fscanf( fin, "%d", &a[i] );































































































































    s[i] = s[i - 1] + a[i];































































































































  }































































































































  sc = smax = s[k];































































































































  stc = stmax = 1;































































































































  drmax = k;































































































































  for ( i = k + 1; i <= n; i ++ ) {































































































































    fscanf( fin, "%d", &a[i] );































































































































    s[i] = s[i - 1] + a[i];































































































































    if ( s[i] - s[i - k] > sc + a[i] ) {































































































































      sc = s[i] - s[i - k];































































































































      stc = i - k + 1;































































































































    } else {































































































































      sc += a[i];































































































































    }































































































































    if ( sc > smax ) {































































































































        smax = sc;































































































































        stmax = stc;































































































































        drmax = i;































































































































    }































































































































  }































































































































  fclose( fin );































































































































































































































































  fout = fopen( "secv2.out", "w" );































































































































  fprintf( fout, "%d %d %d\n", stmax, drmax, smax );































































































































  fclose( fout );































































































































  return 0;































































































































}