[c-prog] hi,write a c program in Trbuo C IDE

[AsadUllah]

Write a C program which takes marks of a subject and print 
Grade.marks are out of 100. grade A for 85 or more marks.A- for 80 t0 
84marks. B+ for 75 to 79 marks. B for 74 to 71marks. B- for 69 to 65 
marks. C for 64 to 50 marks. USING ONLY IF()FUNCTION NOT ANYOTHER.
can we make this programe using trbuo C IDE software?plz help me
 .thanks