7. What is the output of the following code? fn main() { x = { let mut x: i32 = 12; println!("x is the main variable in this program"); 4+5 O 12 05 }; printin!("x",x);

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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}
7. What is the output of the following code?
fn main() {
x = {
};
let mut x: 132 = 12;
println!("x is the main variable in this program");
4+5
println("x",x);
09
12
5
Transcribed Image Text:} 7. What is the output of the following code? fn main() { x = { }; let mut x: 132 = 12; println!("x is the main variable in this program"); 4+5 println("x",x); 09 12 5
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