Removed some empty *.cpp files and Solved some new problems

1 files changed, 39 insertions, 0 deletions

diff --git a/contests/Round828/Round#828/A/main.cpp b/contests/Round828/Round#828/A/main.cpp
new file mode 100755
index 0000000..62a742b
--- /dev/null
+++ b/contests/Round828/Round#828/A/main.cpp
@@ -0,0 +1,39 @@
+#include<bits/stdc++.h>
+
+using namespace std;
+
+typedef long long ll;
+typedef pair<int, int> ii;
+typedef vector<ii> vii;
+typedef vector<int> vi;
+
+#define INF 1000000000
+
+string buildString(map<int, char> &mp, vi &v) {
+  string s = "";
+  for (auto x : v) {
+    s.push_back(mp[x]);
+  }
+  return s;
+}
+
+int main () {
+	ios_base::sync_with_stdio(false);
+	cin.tie(NULL);
+	int tt;
+	cin >> tt;
+	while(tt--) {
+    int n;
+    cin >> n;
+    vi v(n);
+    for (auto &x : v) cin >> x;
+    string s;
+    cin >> s;
+    map<int, char> mp;
+    for (int i = 0; i < n; i++) {
+      mp[v[i]] = s[i];
+    }
+    // cerr << buildString(mp,v) << '\n';
+    cout << (s == buildString(mp, v) ? "YES" : "NO") << '\n';
+	}
+}