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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. long long num, now, nex, ans = 0;
  5. string s;
  6. bool naik;
  7. bool turun;
  8.  
  9. int main () {
  10. 	for(long long bil=0; bil<10000000000; bil++) {
  11. 		naik = true;
  12. 		turun = true;
  13. 		num = bil;
  14.  
  15. 		nex = -1;
  16. 		while (num > 0) {
  17. 			now = num%10;
  18. 			if (nex != -1) {
  19. 				if (now > nex) naik = false;
  20. 				if (now < nex) turun = false;
  21. 			}
  22. 			nex = now;
  23. 			num = num / 10;
  24. 		}
  25.  
  26. 		if (naik || turun) {
  27. 			ans++;
  28. 		}
  29. 	}
  30. 	cout << ans << endl;
  31. 	return 0;
  32. }
Time limit exceeded #stdin #stdout 5s 4388KB
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https://ideone.com/5VKebu
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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