package main import ( "bufio" "fmt" "os" ) // func solve(r *bufio.Reader, w *bufio.Writer) {} func main() { r := bufio.NewReader(os.Stdin) w := bufio.NewWriter(os.Stdout) defer w.Flush() var N int fmt.Fscan(r, &N) var A, sum uint for i := 0; i < N; i++ { fmt.Fscan(r, &A) sum += A } fmt.Fprintln(w, sum) }