Append and Delete Problem CPP @rahulbordoloi

HackerRank/append_and_delete.cpp

@@ -0,0 +1,33 @@
+#include <bits/stdc++.h>
+#define fast ios_base::sync_with_stdio(0);cin.tie(NULL);cout.tie(NULL)
+#define f(i,a,b) for(i=a; i<b; i++)
+#define fr(i,a,b) for(i=a; i>=b; i--)
+#define endl '\n'
+#define ll long long int
+#define ff(x) first(x)
+#define ss(x) second(x)
+#define pb(x) push_back(x)
+#define mp make_pair
+#define mod 1000000007
+#define sz(x) ((int) (x).size())
+
+using namespace std;
+
+int main() 
+{
+    string s, t;
+    int k;
+    cin>>s>>t>>k;
+    int p = 0;
+    while (p < min(sz(s), sz(t)) && s[p] == t[p])
+        ++p;
+    int vmin;
+    if (k % 2 == (sz(s) + sz(t)) % 2)
+        vmin = sz(s) + sz(t) - 2 * p;
+    else
+        vmin = sz(s) + sz(t) + 1;
+    if (k < vmin)
+        cout << "No\n";
+    else
+        cout << "Yes\n";
+}