I started learning rust recently, and I had heard that rust has high performance. So I write a bubble sort program to checkout. But the program runs slowly compared with c. Rust code: use chrono::prelude::*; extern crate chrono; fn bubble_sort() { let mut arr = vec![91, 44, 16, 32, 50, 55, 1…

Did you use --release when you ran it? That enables an optimization build of rust. The default is a debug build equivalent to -O0 in c++ cargo run --release

Why my rust program is so slow?

help

Silverster98 August 25, 2020, 4:12am 5

Nice, I run the program by using cargo run --release, it takes just 38ms on my WSL platform.
Thank you very much.

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Why my rust program is so slow?

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