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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. char a = 'a';
  5. printf("%d\n", sizeof(char));
  6. printf("%d\n", sizeof(a));
  7. printf("%d\n", sizeof('a'));
  8. }
Success #stdin #stdout 0s 2168KB
stdin
Standard input is empty
stdout
1
1
4