countBs = input => {
    bCount = 0;
    for(i=0; i<input.length; i++){
        if (input[i]=='B'){
            bCount++;
        }
    }
    console.log("String hat " + bCount + " Bs.");
}

countBs("BBbbb");

function countChar(input, character){
    charCount = 0;
    for(i=0; i<input.length; i++){
        if(input[i]==character){
            charCount++;
        }
    }
    console.log("String hat " + charCount + " " + character +  "s.");
}

//countChar("BBbbbbbbbcc",'c');

countBsTwo = input => countChar(input, 'B');

//countBsTwo("BBbbb");