initial commit

config/nvim/luasnippets/cpp.lua

@@ -0,0 +1,179 @@
+local ls = require('luasnip')
+local s, i, fmt = ls.snippet, ls.insert_node, require('luasnip.extras.fmt').fmt
+
+local cppsnippets = {}
+
+local template = [=[#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 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
+//  }}}}}}]=]
+
+-- utility snippets
+for _, snippet in ipairs({
+    s('in', fmt('#include {}', { i(1) })),
+    s(
+        'main',
+        fmt(
+            [[#include <iostream>
+
+int main() {{
+  {}
+
+  return 0;
+}}]],
+            { i(1) }
+        )
+    ),
+    s('pr', fmt('std::cout << {}', { i(1) })),
+    s('s', fmt('std::{}', { i(1) })),
+    s(
+        'pbds',
+        fmt(
+            [[
+#include <ext/pb_ds/assoc_container.hpp>
+#include <ext/pb_ds/tree_policy.hpp>
+
+namespace pbds = __gnu_pbds;
+
+template <class T>
+using hashset = pbds::gp_hash_table<T, pbds::null_type>;
+
+template <class K, class V>
+using hashmap = pbds::gp_hash_table<K, V>;
+
+template <class K, class V>
+using multitreemap =
+    pbds::tree<K, V, less_equal<K>, pbds::rb_tree_tag,
+               pbds::tree_order_statistics_node_update>;
+
+template <class T>
+using treeset =
+    pbds::tree<T, pbds::null_type, less<T>, pbds::rb_tree_tag,
+               pbds::tree_order_statistics_node_update>;
+
+template <class K, class V>
+using treemap =
+    pbds::tree<K, V, less<K>, pbds::rb_tree_tag,
+               pbds::tree_order_statistics_node_update>;
+
+template <class T>
+using treemultiset =
+    pbds::tree<T, pbds::null_type, less_equal<T>, pbds::rb_tree_tag,
+               pbds::tree_order_statistics_node_update>;
+    ]],
+            {}
+        )
+    ),
+}) do
+    table.insert(cppsnippets, snippet)
+end
+
+for _, entry in ipairs({
+    {
+        trig = 'codeforces',
+        body = template .. [[
+
+
+void solve() {{
+  {}
+}}
+
+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;
+}}  // vim: set foldmethod=marker foldmarker={{{{{{,}}}}}}]],
+    },
+    {
+        trig = 'atcoder',
+        body = template .. [[
+
+
+void solve() {{
+  {}
+}}
+
+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
+  solve();
+  return 0;
+}}  // vim: set foldmethod=marker foldmarker={{{{{{,}}}}}}]],
+    },
+    {
+        trig = 'cses',
+        body = template .. [[
+
+
+void solve() {{
+  {}
+}}
+
+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
+  solve();
+  return 0;
+}}  // vim: set foldmethod=marker foldmarker={{{{{{,}}}}}}]],
+    },
+}) do
+    table.insert(cppsnippets, s(entry.trig, fmt(entry.body, { i(1) })))
+end
+
+return cppsnippets