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  1. #include <iostream>
  2. #include <string>
  3.  
  4. int main() {
  5. 	std::string str = "hello " + "world";
  6. 	std::cout << str;
  7. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:5:31: error: invalid operands of types ‘const char [7]’ and ‘const char [6]’ to binary ‘operator+’
  std::string str = "hello " + "world";
                               ^
stdout
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Standard output is empty
https://ideone.com/DHU5aY
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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