reverse range exam exercise

subjects/reverserange.md

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+# reverserange
+## Instructions
+
+Write the function ReverseRange, it must allocate (with make()) an array of integers, fill it with consecutive
+values that begin at end and end at start (Including start and end !), then
+return that array.
+
+This function must be declare as follows
+
+## Expected function
+
+```go
+
+func ReverseRange(start, end int) []int {
+
+}
+
+```
+
+And its output :
+
+- With (1, 3) you will return an array containing 3, 2 and 1
+- With (-1, 2) you will return an array containing 2, 1, 0 and -1.
+- With (0, 0) you will return an array containing 0.
+- With (0, -3) you will return an array containing -3, -2, -1 and 0.