首页 > 应用开发 > > 求问这段代码是C还是C++
本人只会python,学算法遇阻。发现市面上几乎都是C,C++,JAVA的算法。求大侠指教,这几段代码是什么语言。其实把慕课网的相关视频都看一些差不多也知道了,想节省时间,就只有请教各位了。谢谢!!!
public int[] twoSum(int[] nums, int target) {
for (int i = 0; i < nums.length; i++) {
for (int j = i + 1; j < nums.length; j++) {
if (nums[j] == target - nums[i]) {
return new int[] { i, j };
}
}
}
throw new IllegalArgumentException("No two sum solution");
}
public int[] twoSum(int[] nums, int target) {
Map<Integer, Integer> map = new HashMap<>();
for (int i = 0; i < nums.length; i++) {
map.put(nums[i], i);
}
for (int i = 0; i < nums.length; i++) {
int complement = target - nums[i];
if (map.containsKey(complement) && map.get(complement) != i) {
return new int[] { i, map.get(complement) };
}
}
throw new IllegalArgumentException("No two sum solution");
}
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/1446/viewspace-3145164/ ,如需转载,请注明出处,否则将追究法律责任。