diff --git a/solutions/704.cpp b/solutions/704.cpp
new file mode 100644
index 0000000..920794b
--- /dev/null
+++ b/solutions/704.cpp
@@ -0,0 +1,20 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+class Solution {
+ public:
+  int search(vector<int>& nums, int target) {
+    int s = 0;
+    int e = nums.size() - 1;
+    while (s <= e) {
+      int mid = (s + e) / 2;
+      if (nums[mid] == target)
+        return mid;
+      else if (nums[mid] < target)
+        s = mid + 1;
+      else
+        e = mid - 1;
+    }
+    return -1;
+  }
+};