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  1. import java.util.Scanner;
  2.  
  3. public class Main {
  4.  
  5.  
  6.  
  7.     public static void main(String[] args) {
  8.         Scanner in = new Scanner(System.in);
  9.         int m = in.nextInt();
  10.         int n = in.nextInt();
  11.         int[] a = new int[n];
  12.         int[] b = new int[n];
  13.         int[] c = new int[n];
  14.         for(int i = 0; i < n; i++) {
  15.             a[i] = in.nextInt();
  16.             b[i] = in.nextInt();
  17.             c[i] = in.nextInt();
  18.         }
  19. 		double suma=0;
  20. 		double min =100500;
  21. 		for(int i=0;i<n;i++){
  22. 			suma+=1.0/a[i];
  23. 			double mm=((double)m)/(b[i])*c[i];
  24. 			if(min>m)min=mm;
  25. 		}
  26.  
  27.         System.out.println((int)Math.floor(m/suma+min));
  28.     }
  29. }
Success #stdin #stdout 0.14s 321344KB
comments (?)
stdin
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10 4
1 2 3
3 10 3
2 4 3
10 1 1
stdout
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8
https://ideone.com/2mhQFp
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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