Category "strtok"

is there away to get the elements out of strtok and restor them into another string to do operations on them?

this code is to take an equation from the user in the form of a string and then the program configures the confessions and store them in a dynamic array; now I

Converting char * to Uppercase in C

I'm trying to convert a char * to uppercase in c, but the function toupper() doesn't work here. I'm trying to get the name of the the value of temp, the name be