diff --git a/snippets/c++-mode/inf b/snippets/c++-mode/inf
new file mode 100644
index 00000000..1e1f6811
--- /dev/null
+++ b/snippets/c++-mode/inf
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: inf
+# key: inf
+# --
+const ${1:int} inf = ${1:$(if (equal yas-text "int") "1e9" "1e18")};
\ No newline at end of file
diff --git a/snippets/c++-mode/ll b/snippets/c++-mode/ll
new file mode 100644
index 00000000..a1648cb0
--- /dev/null
+++ b/snippets/c++-mode/ll
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: ll
+# key: ll
+# --
+using ll = long long;
\ No newline at end of file
diff --git a/snippets/c++-mode/mod b/snippets/c++-mode/mod
new file mode 100644
index 00000000..a75fd5ca
--- /dev/null
+++ b/snippets/c++-mode/mod
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: mod
+# key: mod
+# --
+const int mod =$0 1e9+7; // 998244353;
\ No newline at end of file
diff --git a/snippets/c++-mode/module b/snippets/c++-mode/module
index 9155d5be..146f61b8 100644
--- a/snippets/c++-mode/module
+++ b/snippets/c++-mode/module
@@ -1,6 +1,6 @@
 # -*- mode: snippet -*-
 # name: module
-# key: mod
+# key: module
 # --
 class ${1:Name} : public cSimpleModule
 {
diff --git a/snippets/c++-mode/multitester b/snippets/c++-mode/multitester
index 20facd4c..61289c56 100644
--- a/snippets/c++-mode/multitester
+++ b/snippets/c++-mode/multitester
@@ -3,14 +3,9 @@
 # key: !!
 # --
 // Copyright 2024 semenInRussia
-
 #include <iostream>
-
 using namespace std;
-
 using ll = long long;
-using pii = pair<int, int>;
-const int inf = 1e9+7;
 
 void solve() {
   int n;
diff --git a/snippets/c++-mode/pii b/snippets/c++-mode/pii
new file mode 100644
index 00000000..aeaa5ed9
--- /dev/null
+++ b/snippets/c++-mode/pii
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: pii
+# key: pii
+# --
+using pii = pair<int, int>;
\ No newline at end of file
diff --git a/snippets/c++-mode/skeleton b/snippets/c++-mode/skeleton
index d3c437a1..2d29a0b0 100644
--- a/snippets/c++-mode/skeleton
+++ b/snippets/c++-mode/skeleton
@@ -3,14 +3,9 @@
 # key: !
 # --
 // Copyright 2024 semenInRussia
-
 #include <iostream>
-
 using namespace std;
-
 using ll = long long;
-using pii = pair<int, int>;
-const int inf = 1e9+7;
 
 int main() {
   int n;