Please help with this

Suppose x, y, and z are int variables and ch is a char variable. Con- sider the following input: (2) 78 86 18 #42 & What value (if any) is assigned to x, y, z, and ch after each of the fol- lowing statements executes? (Use the same input for each statement.) a. cin >> x >> y >> z >> ch; b. cin >> ch >> x >> y >> z; C cin >> x; cin.get(ch) ; cin >> y >> 3; cin >> x >> ch >> Y >> 3; cin.get(ch); cin >> x >> y >> 3