diff --git a/7_reverse_integer/main.cpp b/7_reverse_integer/main.cpp
index 8048cdf..207a9ca 100644
--- a/7_reverse_integer/main.cpp
+++ b/7_reverse_integer/main.cpp
@@ -15,18 +15,16 @@ class Solution {
             b = b.substr(1);
         }
 
-        if (aIsNeg && !bIsNeg) return true;
-        if (!aIsNeg && bIsNeg) return false;
+        bool aIsPos = !aIsNeg, bIsPos = !bIsNeg;
 
-        if (a.length() < b.length()) {
-            return !aIsNeg;
-        }
-        if (a.length() > b.length()) {
-            return aIsNeg;
-        }
+        if (aIsNeg && bIsPos) return true;
+        if (aIsPos && bIsNeg) return false;
+
+        if (a.length() < b.length()) return aIsPos;
+        if (a.length() > b.length()) return aIsNeg;
 
         for (int i = 0; i < a.length(); i++) {
-            if (a[i] < b[i]) return !aIsNeg;
+            if (a[i] < b[i]) return aIsPos;
             if (a[i] > b[i]) return aIsNeg;
         }
 
@@ -37,24 +35,16 @@ class Solution {
         bool isNeg = x < 0;
 
         string s = to_string(x);
-
-        if (isNeg) {
-            s = s.substr(1);
-        }
-
+        if (isNeg) s = s.substr(1);
         std::reverse(s.begin(), s.end());
 
         if (isNeg) {
             s = "-" + s;
-            if (isLessThan(s, to_string(INT32_MIN))) {
-                s = "0";
-            }
+            if (isLessThan(s, to_string(INT32_MIN))) s = "0";
         } else {
-            if (isLessThan(to_string(INT32_MAX), s)) {
-                s = "0";
-            }
+            if (isLessThan(to_string(INT32_MAX), s)) s = "0";
         }
 
         return atoi(s.c_str());
     }
-};
\ No newline at end of file
+};