B - Go Straight and Turn Right

https://atcoder.jp/contests/abc244/submissions/30274556

AtCoder/ABC244/B/B.cpp

@@ -0,0 +1,27 @@
+#include <iostream>
+#include <string>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+const int mod = 4;
+const int to[4][2] = {{1, 0}, {0, -1}, {-1, 0}, {0, 1}};
+
+int n, x, y, d;
+std::string s;
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin >> n >> s;
+    for (char c : s) {
+        if (c == 'S') {
+            x += to[d][0];
+            y += to[d][1];
+        } else {
+            d = ++d % mod;
+        }
+    }
+    cout << x << ' ' << y << endl;
+    return 0;
+}