diff --git a/BZOJ/3709/3709.cpp b/BZOJ/3709/3709.cpp
new file mode 100644
index 00000000..287de1e2
--- /dev/null
+++ b/BZOJ/3709/3709.cpp
@@ -0,0 +1,73 @@
+#include <iostream>
+#include <algorithm>
+#include <tuple>
+#include <vector>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    int n;
+    long long k;
+    std::vector<std::tuple<int, long long, long long>> up, down;
+    std::vector<int> ans;
+
+    cin >> n >> k;
+
+    for (int i = 1, a, b; i <= n; i++) {
+        cin >> a >> b;
+
+        if (b - a >= 0) up.emplace_back(i, a, b);
+        else down.emplace_back(i, a, b);
+    }
+
+    std::sort(up.begin(), up.end(), [&](const auto &a, const auto &b) {
+        return std::get<1>(a) < std::get<1>(b);
+    });
+
+    std::sort(down.begin(), down.end(), [&](const auto &a, const auto &b) {
+        return std::get<2>(a) > std::get<2>(b);
+    });
+
+    for (auto o : up) {
+        k -= std::get<1>(o);
+
+        if (k <= 0) {
+            cout << "NIE" << endl;
+
+            exit(0);
+        }
+
+        k += std::get<2>(o);
+    }
+
+    for (auto o : down) {
+        k -= std::get<1>(o);
+
+        if (k <= 0) {
+            cout << "NIE" << endl;
+
+            exit(0);
+        }
+
+        k += std::get<2>(o);
+    }
+
+    cout << "TAK" << endl;
+
+    for (auto o : up) {
+        cout << std::get<0>(o) << ' ';
+    }
+
+    for (auto o : down) {
+        cout << std::get<0>(o) << ' ';
+    }
+
+    cout << endl;
+
+    return 0;
+}
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