/************************************************************************************************************ * Read a character and without using any library function classify it as * Alphabet * Uppercase * Lowercase * Digits * The "char" data type is used to represent character or small integers. Mostly this datatype is used for ASCII codes. * The signed range of the char datatype is between -128 to 127 and the unsigned range is between 0 to 255. *************************************************************************************************************************/ #include using namespace std; int main (void){ char ch; cout<<"Enter any character: "; cin.get(ch); cout<='A' && ch <='Z') || (ch>='a' && ch <='z')){ cout<<"Alphabet : Yes\n"; }else{ cout<<"Alphabet : No\n"; } //Upper case check if (ch>='A' && ch <='Z'){ cout<<"Uppercase Alphabet : Yes\n"; }else{ cout<<"Uppercase Alphabet : No\n"; } //Lowercase check if (ch>='a' && ch <='z'){ cout<<"Lowercase Alphabet : Yes\n"; }else{ cout<<"Lowercase Alphabet : No\n"; } //Digits if (ch>='0' && ch <='9'){ cout<<"Digit : Yes\n"; }else{ cout<<"Digit : No\n"; } //Punctuations if (ch =='.' || ch ==',' || ch=='?' || ch=='!'){ cout<<"Punctuation Mark : Yes\n"; }else{ cout<<"Punctuation Mark : No\n"; } //whitespace if (ch ==' ' || ch =='\t' || ch=='\r'){ cout<<"Whitespaces : Yes\n"; }else{ cout<<"Whitespaces : No\n"; } }

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