From 96254947699986c59f0dc63d69fd4b76bd3ed43e Mon Sep 17 00:00:00 2001 From: Sebastiano Tronto Date: Mon, 6 Jul 2026 19:08:08 +0200 Subject: Initial commit --- 01_introductory_problems/missing_number_1083.cpp | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 01_introductory_problems/missing_number_1083.cpp (limited to '01_introductory_problems/missing_number_1083.cpp') diff --git a/01_introductory_problems/missing_number_1083.cpp b/01_introductory_problems/missing_number_1083.cpp new file mode 100644 index 0000000..527abb2 --- /dev/null +++ b/01_introductory_problems/missing_number_1083.cpp @@ -0,0 +1,9 @@ +#include + +int main() { + long long n, m, sum{0}; + std::cin >> n; + while (std::cin >> m) + sum += m; + std::cout << n*(n+1)/2 - sum << std::endl; +} -- cgit v1.3