ACM容器的使用(unordered_map)

ACM容器的使用(unordered_map)_第1张图片

输入:

1 1 3

输出:

6

输入:

0 0 0

输出:

3

#include
	
	int main()
	{
		unordered_mapmyvec;
		int temp = 0;
		int total = 0;
		int arr[3] = { 0,0,0 };
		for (int i = 0; i<3; ++i)
		{
			cin>>arr[i];
			temp = arr[i] + 1;
			myvec[temp] ++;
		}

		auto it = myvec.begin();
		for (it; it != myvec.end(); ++it)
		{
			if(it->second != 0)
				total += ((it->second / it->first)*it->first + (it->second % it->first)*(it->first));
		}
		
		printf("%d\n", total);
		return 0;
	}

题目2:

int main()
	{
		int myvec[26];
		for (int i = 0; i<26; ++i)
		{
			cin>>myvec[i];
		}

		string str;
		cin >> str;

		int len = 0;
		int count = 1;
		int b = 0;
		int j = 0;
		while (j 100)
			{
				count += 1;
				len = 0;

			}
			else
			{
				len = len + myvec[b];
				++j;
			}

		}
		printf("%d %d\n", count, len);
		return 0;
	}

 

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