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  1. #include <algorithm>
  2. #include <iostream>
  3. #include <cmath>// TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
  4. #include <vector>
  5. using  namespace std ;
  6. int main() {
  7.  
  8. int n,t;
  9.     cin>>n>>t;
  10.     string s;
  11.     cin>>s;
  12.     int x,y,pos;
  13.     while(t--) {
  14.         string op;
  15.         cin>>op;
  16.         if (op=="pop_back") {
  17.             s.pop_back();
  18.         }
  19. else if (op=="front"      )
  20.  
  21. cout<< s.front();
  22.         else if (op=="back"      )
  23.             cout<< s.back()<<"\n";
  24. else if (op=="sort") {
  25.     cin>>x>>y;
  26.     if (x>y) swap(x,y);
  27.     sort(s.begin()+x-1,s.begin()+y);
  28. }
  29.         else if (op=="reverse") {
  30.             cin>>x>>y;
  31.             if (x>y)
  32.                 swap(x,y);
  33.             reverse(s.begin()+x-1,s.begin()+y);
  34.         }
  35.  
  36.         else if (op=="print") {
  37.             cin>>pos;
  38.             cout<<s[pos-1] <<"\n";}
  39.         else if (op=="substr")
  40.             {cin>>x>>y;
  41.             if (x>y) swap(x,y);
  42. string s1=s.substr(x-1,(y-x)+1);
  43.             cout<<s1<<"\n";
  44.         }
  45.     else if (op=="push_back") {
  46.         char c;
  47.         cin>>c;
  48.         s.push_back(c);
  49.     }
  50.  
  51.  
  52.  
  53.  
  54.  
  55.  
  56.  
  57. cout<< '\n' ;
  58.  
  59.     }
  60.  
  61.  
  62.  
  63.  
  64.  
  65.  
  66.  
  67.  
  68.  
  69.  
  70.     return 0;
  71. }
  72.  
  73. // TIP See CLion help at <a
  74. // href="https://w...content-available-to-author-only...s.com/help/clion/">jetbrains.com/help/clion/</a>.
  75. //  Also, you can try interactive lessons for CLion by selecting
  76. //  'Help | Learn IDE Features' from the main menu.
Success #stdin #stdout 0.01s 5296KB
comments (?)
stdin
copy 
18 8
assiutinupperegypt
substr 1 6
sort 5 8
pop_back
back
reverse 1 6
front
push_back i
print 4
OutputCopy
assiut
p
n
s
stdout
copy 
assiut



p


n

s
https://ideone.com/rpx32J
language:
C++ (gcc 8.3)
created:
20 hours ago
visibility:
public

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