feat(codeforces): more div. 3 as

codeforces/1047/.clang-format

@@ -0,0 +1,5 @@
+BasedOnStyle: Google
+IndentWidth: 4
+ColumnLimit: 100
+BreakBeforeBraces: Allman
+PointerAlignment: Left

codeforces/1047/2137a.cc

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+#include <bits/stdc++.h>  // {{{
+
+#include <version>
+#ifdef __cpp_lib_ranges_enumerate
+#include <ranges>
+namespace rv = std::views;
+namespace rs = std::ranges;
+#endif
+
+#pragma GCC optimize("O2,unroll-loops")
+#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
+
+using namespace std;
+
+using i16 = int16_t;
+using u16 = uint16_t;
+using i32 = int32_t;
+using u32 = uint32_t;
+using i64 = int64_t;
+using u64 = uint64_t;
+using f64 = double;
+using f128 = long double;
+
+#if __cplusplus >= 202002L
+template <typename T>
+constexpr T MIN = std::numeric_limits<T>::min();
+
+template <typename T>
+constexpr T MAX = std::numeric_limits<T>::max();
+#endif
+
+#ifdef LOCAL
+#define db(...) std::print(__VA_ARGS__)
+#define dbln(...) std::println(__VA_ARGS__)
+#else
+#define db(...)
+#define dbln(...)
+#endif
+//  }}}
+
+void solve() {
+  u64 k, x;
+  cin >> k >> x;
+
+  println("{}", (1ll << k) * x);
+}
+
+int main() {  // {{{
+  std::cin.exceptions(std::cin.failbit);
+#ifdef LOCAL
+  std::cerr.rdbuf(std::cout.rdbuf());
+  std::cout.setf(std::ios::unitbuf);
+  std::cerr.setf(std::ios::unitbuf);
+#else
+  std::cin.tie(nullptr)->sync_with_stdio(false);
+#endif
+  u32 tc = 1;
+  std::cin >> tc;
+  for (u32 t = 0; t < tc; ++t) {
+    solve();
+  }
+  return 0;
+}
+// }}}

codeforces/1047/io/2137a.1.cpin

@@ -0,0 +1,4 @@
+3
+1 4
+1 5
+5 4

codeforces/1047/io/2137a.1.cpout

@@ -0,0 +1,3 @@
+1
+10
+21

codeforces/1047/io/2137b.1.cpin

@@ -0,0 +1,7 @@
+3
+3
+1 3 2
+5
+5 1 2 4 3
+7
+6 7 1 5 4 3 2

codeforces/1047/io/2137b.1.cpout

@@ -0,0 +1,3 @@
+2 3 1
+4 5 1 2 3
+2 1 3 7 5 6 4

codeforces/1047/io/2137c.1.cpin

@@ -0,0 +1,8 @@
+7
+8 1
+1 8
+7 7
+2 6
+9 16
+1 6
+4 6

codeforces/1047/io/2137c.1.cpout

@@ -0,0 +1,7 @@
+-1
+6
+50
+8
+74
+-1
+14

codeforces/1047/io/2137d.1.cpin

@@ -0,0 +1,7 @@
+3
+4
+1 2 3 4
+6
+1 2 2 3 3 3
+6
+6 6 6 6 6 6

codeforces/1047/io/2137d.1.cpout

@@ -0,0 +1,3 @@
+-1
+4 5 5 6 6 6
+2 2 2 2 2 2

codeforces/1047/io/2137e.1.cpin

@@ -0,0 +1,11 @@
+5
+3 3
+0 2 1
+2 4
+0 2
+4 1
+0 0 1 1
+8 7
+6 6 2 4 3 0 1 8
+2 2
+0 0

codeforces/1047/io/2137e.1.cpout

@@ -0,0 +1,5 @@
+3
+1
+8
+25
+0

codeforces/1047/io/2137f.1.cpin

@@ -0,0 +1,19 @@
+6
+3
+5 3 1
+4 2 1
+5
+1 2 3 4 5
+1 2 3 4 5
+6
+7 1 12 10 5 8
+9 2 4 3 6 5
+1
+1
+2
+6
+5 1 2 6 3 4
+3 1 6 5 2 4
+2
+2 2
+1 1

codeforces/1047/io/2137f.1.cpout

@@ -0,0 +1,6 @@
+5
+35
+26
+0
+24
+1

codeforces/1047/io/2137g.1.cpin

@@ -0,0 +1,20 @@
+1
+7 8 10
+1 2
+1 3
+1 4
+2 5
+3 6
+5 7
+2 3
+3 4
+2 1
+1 3
+1 4
+2 1
+2 2
+2 3
+2 4
+2 5
+2 6
+2 7

codeforces/1047/io/2137g.1.cpout

@@ -0,0 +1,8 @@
+YES
+NO
+YES
+NO
+NO
+YES
+YES
+YES