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Diffstat (limited to 'special_array.c')
-rw-r--r-- | special_array.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/special_array.c b/special_array.c new file mode 100644 index 0000000..977638e --- /dev/null +++ b/special_array.c @@ -0,0 +1,23 @@ +// 3151. Special Array I +#include "leetcode.h" + +/* + * an array is considered special if every pair of its adjacent elements + * contains two numbers with different parity. you are given an array of + * integers 'nums'. return 'true' if 'nums' is a special array, otherwise return + * 'false'. + */ + +bool isArraySpecial(int *nums, int numsSize) { + for (int i = 0; i < numsSize; i++) + if (!(nums[i - 1] & 1) ^ (nums[i] & 1)) + return false; + return true; +} + +int main() { + int n1[] = {1}, n2[] = {2, 1, 4}, n3[] = {4, 3, 1, 6}; + printf("%d\n", isArraySpecial(n1, ARRAY_SIZE(n1))); // expect: 1 + printf("%d\n", isArraySpecial(n2, ARRAY_SIZE(n2))); // expect: 1 + printf("%d\n", isArraySpecial(n3, ARRAY_SIZE(n3))); // expect: 0 +} |