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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. #define int long long
  5.  
  6. int num[10005]; //chua cac so
  7.  
  8. bool isNumber (string s)
  9. {
  10. 	for (int i = 0; i < s.size(); i++)
  11. 	{
  12. 		if (isdigit(s[i]) == false) return false;
  13. 	}
  14. 	return true;
  15. }
  16. signed main()
  17. {
  18.   ios_base::sync_with_stdio(0);
  19.   cin.tie(0);
  20.   cout.tie(0);
  21.   string s;
  22.   getline(cin,s);
  23.   if (isNumber(s) == true)
  24.   {
  25.   	int res = 0;
  26.   	for (int i = 0; i < s.size(); i++)
  27.   	{
  28.   		res = res*10 + (s[i] - '0');
  29. 	}
  30. 	cout << res;
  31. 	return 0;
  32.   }
  33.   int res = 0;
  34.   int k = 0;
  35.   for (int i = 0; i < s.size(); i++)
  36.   {
  37.   	if (isdigit(s[i]) == true)
  38.   	{
  39.   		if (s[i - 1] == '-')
  40.   		{
  41.   			res = res*10 - (s[i] - '0');
  42. 		}
  43. 		else
  44. 		{
  45. 			res = res*10 + (s[i] - '0');
  46. 		}
  47. 	}
  48.  
  49.   	if (isdigit(s[i]) == false)
  50.   	{
  51.   		num[++k] = res;
  52.   		res = 0;
  53. 	}
  54.   }
  55.   int ans = 0;
  56.   for (int i = 1; i <= k; i++)
  57.   {
  58.   	ans = max(ans, num[i]);
  59.   }
  60.   cout << ans;
  61.   return 0;
  62. }
  63.  
Success #stdin #stdout 0.01s 5380KB
comments (?)
stdin 
Abc987hnmh0003456hs006543m
stdout 
6543
https://ideone.com/nf3hL5
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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