its C++ subject

Home Work 1 Mark P and to the valid and invalid variable names and sentences: 3M player 1 Yes No A&P k/h BADER cout main totalsale Salary MAIN 2> What is the output for each of the following programs? 1.#include main() cout void main() { // cout void main() int x - 10, y; /*y - x * 2; cout> ch; x - ch - 32; cout>vi >>v2 >>v3; 85 cout