我想更改循环中的值,就像在注释中一样.这应该很简单,但我看不出解决办法.
fn main() {
let mut grid: [[i32; 10]; 10] = [[5; 10]; 10];
for (i, row) in grid.iter_mut().enumerate() {
for (y, col) in row.iter_mut().enumerate() {
//grid[i][y] = 7;
print!("{}", col);
}
print!("{}","\n");
}
}