Commit 23d77ca

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guangsheng.li01

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Solved 0169 & 0343

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Lines changed: 43 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,43 @@`
	`1`	`+/*`
	`2`	`+ * [0169] majority-element`
	`3`	`+ */`
	`4`	`+`
	`5`	`+pub struct Solution {}`
	`6`	`+`
	`7`	`+// solution impl starts here`
	`8`	`+`
	`9`	`+impl Solution {`
	`10`	`+ pub fn majority_element(nums: Vec<i32>) -> i32 {`
	`11`	`+ let mut i = 0;`
	`12`	`+ let mut count = 0;`
	`13`	`+ for j in nums {`
	`14`	`+ if count == 0 {`
	`15`	`+ i = j;`
	`16`	`+ }`
	`17`	`+ count += if j == i { 1 } else { -1 }`
	`18`	`+ }`
	`19`	`+ i`
	`20`	`+ }`
	`21`	`+}`
	`22`	`+`
	`23`	`+// solution impl ends here`
	`24`	`+`
	`25`	`+// solution tests starts here`
	`26`	`+`
	`27`	`+#[cfg(test)]`
	`28`	`+mod tests {`
	`29`	`+ use super::*;`
	`30`	`+`
	`31`	`+ #[test]`
	`32`	`+ fn test_case0() {`
	`33`	`+ assert_eq!(Solution::majority_element(vec![3, 2, 3]), 3);`
	`34`	`+ assert_eq!(Solution::majority_element(vec![3, 3, 4]), 3);`
	`35`	`+ }`
	`36`	`+`
	`37`	`+ #[test]`
	`38`	`+ fn test_case1() {`
	`39`	`+ assert_eq!(Solution::majority_element(vec![2, 2, 1, 1, 1, 2, 2]), 2);`
	`40`	`+ }`
	`41`	`+}`
	`42`	`+`
	`43`	`+// solution tests ends here`

Lines changed: 44 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,44 @@`
	`1`	`+/*`
	`2`	`+ * [0343] integer-break`
	`3`	`+ */`
	`4`	`+`
	`5`	`+pub struct Solution {}`
	`6`	`+`
	`7`	`+// solution impl starts here`
	`8`	`+`
	`9`	`+impl Solution {`
	`10`	`+ pub fn integer_break(n: i32) -> i32 {`
	`11`	`+ if n <= 3 {`
	`12`	`+ return n - 1;`
	`13`	`+ }`
	`14`	`+`
	`15`	`+ let a = n / 3;`
	`16`	`+ let b = n % 3;`
	`17`	`+ if b == 0 {`
	`18`	`+ return 3i32.pow(a as u32);`
	`19`	`+ }`
	`20`	`+`
	`21`	`+ if b == 1 {`
	`22`	`+ return 3i32.pow(a as u32 - 1) * 4;`
	`23`	`+ }`
	`24`	`+`
	`25`	`+ 3i32.pow(a as u32) * 2`
	`26`	`+ }`
	`27`	`+}`
	`28`	`+`
	`29`	`+// solution impl ends here`
	`30`	`+`
	`31`	`+// solution tests starts here`
	`32`	`+`
	`33`	`+#[cfg(test)]`
	`34`	`+mod tests {`
	`35`	`+ use super::*;`
	`36`	`+`
	`37`	`+ #[test]`
	`38`	`+ fn test_case0() {`
	`39`	`+ assert_eq!(Solution::integer_break(2), 1);`
	`40`	`+ assert_eq!(Solution::integer_break(10), 36);`
	`41`	`+ }`
	`42`	`+}`
	`43`	`+`
	`44`	`+// solution tests ends here`

Lines changed: 2 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -19,8 +19,10 @@ mod a0103_binary_tree_zigzag_level_order_traversal;`
`19`	`19`	`mod a0118_pascals_triangle;`
`20`	`20`	`mod a0119_pascals_triangle_ii;`
`21`	`21`	`mod a0145_binary_tree_postorder_traversal;`
	`22`	`+mod a0169_majority_element;`
`22`	`23`	`mod a0172_factorial_trailing_zeroes;`
`23`	`24`	`mod a0322_coin_change;`
	`25`	`+mod a0343_integer_break;`
`24`	`26`	`mod a0392_is_subsequence;`
`25`	`27`	`mod a0400_nth_digit;`
`26`	`28`	`mod a0404_sum_of_left_leaves;`

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