C语言 | Leetcode C语言题解之第228题汇总区间

题目：

题解：

char** summaryRanges(int* nums, int numsSize, int* returnSize) {char** ret = malloc(sizeof(char*) * numsSize);*returnSize = 0;int i = 0;while (i < numsSize) {int low = i;i++;while (i < numsSize && nums[i] == nums[i - 1] + 1) {i++;}int high = i - 1;char* temp = malloc(sizeof(char) * 25);sprintf(temp, "%d", nums[low]);if (low < high) {sprintf(temp + strlen(temp), "->");sprintf(temp + strlen(temp), "%d", nums[high]);}ret[(*returnSize)++] = temp;}return ret;
}