| 정수형 | char | 1byte | -128 ~ 127(-27 ~ 27 - 1) | 
    
      | unsigned char | 0 ~ 255(0 ~ 28 - 1) | 
    
      | short | 2byte | -32,768 ~ 32767(-215 ~ 215 - 1) | 
    
      | unsigned short | 0 ~ 65,535(0 ~ 216 - 1) | 
    
      | int | 4byte | –2,147,483,648 ~ 2,147,483,647(-231 ~ 231 - 1) | 
    
      | unsigned int | 0 ~ 4,294,967,295(0 ~ 232 - 1) | 
    
      | long | 4byte | –2,147,483,648 ~ 2,147,483,647(-231 ~ 231 - 1) | 
    
      | unsigned long | 0 ~ 4,294,967,295(0 ~ 232 - 1) | 
    
      | long long | 8byte | –9,223,372,036,854,775,808 ~ 9,223,372,036,854,775,807(-263 ~ 263 - 1) | 
    
      | unsigned long long | 0 ~ 18,446,744,073,709,551,615(0 ~ 264 - 1) | 
    
      | 실수형 | float | 4byte | ±3.4 X 10-37 ~ ±3.4 X 1038(유효자리수 7자리) | 
    
      | double | 8byte | ±1.7 X 10-307 ~ ±1.7 X 10308(유효자리수 15자리) | 
    
      | long double | 8byte | ±1.7 X 10-307 ~ ±1.7 X 10308(유효자리수 15자리) | 
  
 
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