View difference between Paste ID: Q12h34DK and 2drUNJ7m

 #include <iostream>
 
 using namespace std;
 
 int n;
 
 int cifre ( int n ){
 
-    int numere = 0, elemente = 0, i = 0, v[100];
+    int numere = 0, v[10];
     for ( int i = 1; i <= 9; i++ ) v[i] = 0;
     while ( n ){
-        i = n % 10;
+       v[ n % 10]++;
-        elemente++;
+
-        v[i]++;
+
 
     for ( int i = 0; i <= 9; i++ )
         if ( v[i] == 1 )
-    for ( int i = 1; i <= elemente; i++ ){
+        numere++;
 
-            numere++;
+
     return numere;
 
 }
 
 int main()
 {
     cin >> n;
     cout << cifre(n);
     return 0;
 }