VSCodeで自分が作ったスニペットを公開しておきます。
cpp.json
{
"Print to console": {
"prefix": "tmp",
"body": [
"#include <bits/stdc++.h>",
"using namespace std;",
"typedef long long ll;",
"typedef unsigned long long ull;",
"typedef long double ld;",
"#define REP(i,n) for(int i=0; i<(n); i++)",
"#define REPR(i, n) for(int i = n;i >= 0;i--)",
"#define FOR(i, m, n) for(int i = m;i < n;i++)",
"#define ALL(n) begin(n),end(n)",
"#define IN(a, x, b) (a<=x && x<b)",
"#define INIT std::ios::sync_with_stdio(false);std::cin.tie(0);",
"template<class T> inline T CHMAX(T & a, const T b) { return a = (a < b) ? b : a; }",
"template<class T> inline T CHMIN(T & a, const T b) { return a = (a > b) ? b : a; }",
"",
"const long double EPS = 1e-10;",
"const long long INF = 1e18;",
"const long double PI = acos(-1.0L);",
"",
"int main()",
"{",
" INIT;",
"",
" return 0;",
"}"
],
"description": "template for competitive programming in cpp"
}
}