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  1. #include <stdio.h>
  2.  
  3. int main(){
  4. 	int n,m;
  5. 	scanf("%d %d", &n, &m);
  6.  
  7. 	int a,b;
  8. 	int min6 = 10000, min1 = 10000;
  9.  
  10. 	int arr6[m] = {0};
  11. 	int arr1[m] = {0};
  12.  
  13. 	for(int i = 0; i < m; i++){
  14. 		scanf("%d %d", &arr6[i], &arr1[i]);
  15. 		if(min6 > arr6[i]) min6 = arr6[i];
  16. 		if(min1 > arr1[i]) min1 = arr1[i];
  17. 	}
  18.  
  19. 	int ans = 0;
  20. 	if(6*min1 <= min6) ans = n * min1;
  21. 	else if(6*min1 > min6 && (n%6) *min1 <= min6) ans = (n/6) * min6 + (n%6) * min1;
  22. 	else if(6*min1 > min6 && (n%6) * min1 > min6) ans = (n/6 + 1) * min6;
  23.  
  24. 	printf("%d", ans);
  25. 	return 0;
  26. }
Success #stdin #stdout 0.01s 5380KB
comments (?)
stdin 
7 2
10 3
12 2
stdout 
12
https://ideone.com/Y9LYyg
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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