restructure zeta/** to storage/zeta/**

storage/zeta/py/completed/1456.py

@@ -0,0 +1,28 @@
+A, B = map(int, input().split())
+P = [2]
+cnt = 0
+t = 4
+while B >= t:
+    if A <= t <= B:
+        cnt += 1
+    t *= 2
+for i in range(3, int(B ** (1 / 2)) + 1, 2):
+    for p in P:
+        if i % p == 0:
+            break
+        elif i < p ** 2:
+            P.append(i)
+            t = i * i
+            while B >= t:
+                if A <= t <= B:
+                    cnt += 1
+                t *= i
+            break
+    else:
+        P.append(i)
+        t = i * i
+        while B >= t:
+            if A <= t <= B:
+                cnt += 1
+            t *= i
+print(cnt)  # 매우 빨라지고 싶은 에라토스테네스 내장형++