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  1. #include <cstdio>
  2. #include <string>
  3.  
  4. int main(void) {
  5.     // the ascii code of 'z' is 122
  6.     // char can contain -128 ~ 127
  7.     char c = 'z';
  8.     c += 6;
  9.     printf("c    == %d\n", (int)c);
  10.  
  11.     std::string s = "z";
  12.     s[0] += 6;
  13.     printf("s[0] == %d\n", (int)s[0]);
  14. }
Success #stdin #stdout 0s 3468KB
comments (?)
stdin
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Standard input is empty
stdout
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c    == -128
s[0] == -128
https://ideone.com/tU9yaz
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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