'commit'

LuoGu/RuMen/P5705.cpp

@@ -0,0 +1,19 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    float a;
+    cin >> a;
+    int b = int(a * 10);
+    bool first = true;
+    while (b) {
+        cout << b % 10;
+        if (first) {
+            cout << ".";
+            first = false;
+        }
+        b /= 10;
+    }
+    return 0;
+}