// Created by Swapnil More /* This code converts each aplhabet from upper case to lower and vice versa. Example 1 Input : Dude! you R cOol. Output : dUDE! YOU r CoOL. Example 2 Input : hELLo WoRLD Output : HellO wOrld */ // Challenge thread is in the comments section #include using namespace std; int main() { int a,b,h,m,g; cout<<"Enter words: "; string arr; getline(cin,arr); // The input is stored in the string m=arr.length(); // The total number of elements in the string is arr.length() cout<='A' && arr[b]<='Z'){ // It checks whether the character present in string is from A to Z and if the condition is satisfied then it will execute the command which are inside the statement g = (int)arr[b]; // It converts the alphabet into it's corresponding ASCII value and it is stored in "g" g+=32; // In ASCII Table the difference between capital and small is 32 i.e. ASCII values of "A" and "a" are 65 and 97 respectively. So it will convert capital alphabet to small alphabet. arr[b]=g; } else if(arr[b]>='a' && arr[b]<='z'){// It checks whether the character present in string is from a to z and if the condition is satisfied then it will execute the command which are inside the statement h = (int)arr[b]; // It converts the alphabet into it's corresponding ASCII value and it is stored in "h" h-=32; // It will convert small alphabet to capital alphabet. arr[b]=h; } cout<

Convert Case [Challenge #122]