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  1. #include<stdio.h>
  2. #include<algorithm>
  3. using namespace std;
  4. struct xy {int x, y;}a[121];
  5. bool sort_x(xy a, xy b) {
  6. 	if (a.x != b.x)return a.x < b.x;
  7. 	return a.y < b.y;
  8. }
  9. int main() {
  10. 	int n, i, j;
  11. 	scanf("%d", &n);
  12. 	for (i = 0; i < n; i++) scanf("%d%d", &a[i].x, &a[i].y);
  13. 	sort(a, a + n, sort_x);
  14. 	int ET = 0;
  15. 	for (i = 0; i < n; i++) {
  16. 		if (ET < a[i].x)ET = a[i].x;
  17. 		ET += a[i].y;
  18. 	}
  19. 	printf("%d", ET);
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 4276KB
comments (?)
stdin 
3
2 1
8 3
5 7
stdout 
15
https://ideone.com/f4u5C2
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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