added a shorter template for C++

Library/Miscellanious/template-short.cpp

@@ -0,0 +1,40 @@
+#include<bits/stdc++.h>
+using namespace std;
+#define gc getchar_unlocked
+#define fo(i,n) for(i=0;i<n;i++)
+#define Fo(i,k,n) for(i=k;k<n?i<n:i>n;k<n?i+=1:i-=1)
+#define ll long long
+#define deb(x) cout << #x << "=" << x << endl
+#define deb2(x, y) cout << #x << "=" << x << "," << #y << "=" << y << endl
+#define all(x) x.begin(), x.end()
+#define clr(x) memset(x, 0, sizeof(x))
+#define sortall(x) sort(all(x))
+#define PI 3.1415926535897932384626
+typedef pair<int, int>	pii;
+typedef vector<int>		vi;
+typedef vector<pii>		vpii;
+typedef vector<vi>		vvi;
+//=======================
+const int MOD = 1'000'000'007;
+const int N = 2e6+13, M = N;
+//=======================
+vi g[N];
+int a[N];
+int n, m, k;
+//=======================
+
+void solve() {
+  cin >> n;
+}
+
+int main() {
+    ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
+
+    int t = 1;
+    cin >> t;
+    while(t--) {
+      solve();
+    }
+
+    return 0;
+}