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  1. #include <array>
  2. #include <iostream>
  3.  
  4. constexpr std::size_t kSize = 10;
  5.  
  6. void PrintHalf(char *a, char *b, char *c, char *buffer, std::size_t size) {
  7.   while (b != c) {
  8.     --a;
  9.     *a = '/';
  10.     *b = '\\';
  11.     std::cout.write(buffer, size);
  12.     *b = ' ';
  13.     *a = ' ';         
  14.     ++b;
  15.   }
  16. }
  17.  
  18. int main() {
  19.   std::array<char, kSize * 2 + 1> buffer;
  20.   buffer.fill(' ');
  21.   buffer.back() = '\n';
  22.  
  23.   auto first = buffer.begin();
  24.   auto mid = first + kSize;
  25.   auto last = mid + kSize;
  26.   auto size = buffer.size();
  27.  
  28.   PrintHalf(mid, mid, last, first, size);
  29.   PrintHalf(last, first, mid, first, size);
  30. }
Success #stdin #stdout 0s 3096KB
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stdin
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Standard input is empty
stdout
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         /\         
        /  \        
       /    \       
      /      \      
     /        \     
    /          \    
   /            \   
  /              \  
 /                \ 
/                  \
\                  /
 \                / 
  \              /  
   \            /   
    \          /    
     \        /     
      \      /      
       \    /       
        \  /        
         \/
https://ideone.com/yPQzy6
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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