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  1. #include<stdio.h>
  2.  
  3. int main() {
  4. 	int n, m, package = 1000, each = 1000;
  5. 	scanf("%d %d", &n, &m);
  6. 	for (int i = 0; i < m; i++) {
  7. 		int p, e;
  8. 		scanf("%d %d", &p, &e);
  9. 		package = (p < package) ? p : package;
  10. 		each = (e < each) ? e : each;
  11. 	}
  12. 	if (n % 6 * each >= package) {
  13. 		printf("%d", package * (n / 6) + package);
  14. 	}
  15. 	else if (each * 6 < package) {
  16. 		printf("%d", n * each);
  17. 	}
  18. 	else {
  19. 		printf("%d", (n / 6) * package + n % 6 * each);
  20. 	}
  21.     	return 0;
  22. }
  23.  
Success #stdin #stdout 0s 5264KB
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stdin
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10 3
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stdout
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36
https://ideone.com/bHwIz9
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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