please$$write$$a$$simple$$C$$program$$to$$generate$,$print$$and$$count$$all$$strings$$whose$$characters$$are$$from$$your$$name$($or$$pinyin$).$Send$$to$$me$$your$$program$$and$$results$.$For$$example$,$your$$program$$should$$generate$"$a$","$b$","$aa$","$ab$","$ba$",$"aab","aba","baa"$$if$$your$$name$$is$"$aba$".$You$$should$$test$$your$$program$$first$$using$$this$$example$.$Also write a program to complete equations like $"666666=5"$ by inserting opertors $+-*/$ in blanks. Equations should be input to your program as a string.