io_pro

Standard input macro for competitive programming

Usage

one input

input!(n:usize, a:[i64;n]);

multiple inputs

let mut sc = io_pro::Scanner::new(std::io::stdin().lock());
input!(sc = sc, t: usize);
for _ in 0..t {
    input!(sc = sc, n: usize);
}

generate testcase

cargo run --release --bin generator > test.in

build

cargo build --release --bin io_pro
cargo build --release --bin proconio

measure

time ./target/release/io_pro < ./test.in
time ./target/release/proconio < ./test.in

Average of 5 times

	1e5	1e7
proconio	40ms	2315.6ms
io_pro	35.2ms	1839.4ms