$4\mathrm{.}14$ LAB: Count characters

LAB $4\mathrm{.}14\mathrm{.}1$: LAB: Count characters

Write a program whose input is a character and a string, and whose output indicates the number of times the character appears in the string. The output should include the input character and use the plural form, n$\text{'}$s$,$ if the number of times the characters appears is not exactly $1.$

Ex$.$ If the input is: