CF20A BerOS file system

R40307229

problem/CF20A/CF20A.cpp

@@ -0,0 +1,27 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    string s;
+    cin >> s;
+    if (s.size() == 1) {
+        cout << s << endl;
+        return 0;
+    }
+    while (s.size() && *(s.end() - 1) == '/') {
+        s.erase(s.end() - 1);
+    }
+    if (!s.size()) {
+        cout << "/" << endl;
+        return 0;
+    }
+    for (string::iterator it = s.begin(); it != s.end(); it++) {
+        if (it + 1 != s.end() && *it == '/' && *(it + 1) == '/') {
+            s.erase(it + 1);
+            it--;
+        }
+    }
+    cout << s << endl;
+    return 0;
+}