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CHALLENGE ACTIVITY 3.15.1: Character operations. 496400 3015168.qx3zay7 Jump to level 1 Read in a 2-character string from input into variable passwordStr. Declare a boolean variable isValid and set isValid to true if passwordStr contains a lowercase letter. Otherwise, set isValid to false. Ex: If the input is y@, then isValid is assigned with true, so the output is: Good password Ex: If the input is 80, then isValid is assigned with false, so the output is Bad password Note: Use getline(cin, passwordStr) to read the entire line from input into passwordStr. #include 2 #include #include 4 using namespace std; 5 6 int main( ) { 7 string passwordStr; 8 9 * Your code goes here */ 10 11 if (isValid) { 12 cout