i need a calculator in C language that takes input from theuser.Function complex_calc Use this function when Option 3 (COMPLEX NUMBERS) is chosen in the main function. Function complex_cale takes no argument, prompts user for two complex numbers in either form (Cartesian or polar), then prompts for an operator (t,-, *, or /), performs the calculation, and displays results in both Cartesian and polar forms. It does not return any answer. The function must check for invalid input (e.g. invalid
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