Initial commit

1 files changed, 20 insertions, 0 deletions

diff --git a/05_range_queries/range_xor_queries_1650.cpp b/05_range_queries/range_xor_queries_1650.cpp
new file mode 100644
index 0000000..e6a4500
--- /dev/null
+++ b/05_range_queries/range_xor_queries_1650.cpp
@@ -0,0 +1,20 @@
+#include <algorithm>
+#include <iostream>
+#include <vector>
+
+int main() {
+        size_t n, q;
+        std::cin >> n >> q;
+        std::vector<int> p(n);
+        for (size_t i = 0; i < n; i++)
+                std::cin >> p[i];
+        for (size_t i = 1; i < n; i++)
+                p[i] ^= p[i-1];
+        for (size_t i = 0; i < q; i++) {
+                int x, k, s;
+                std::cin >> x >> k;
+                s = p[k-1];
+                if (x > 1) s ^= p[x-2];
+                std::cout << s << "\n";
+        }
+}