#include <stdio.h>
#pragma warning (disable:4996)
#include <windows.h>
int main()
{
	int sum = 0;
	int i = 0;
	int tmp = 1;
	for (i = 1; i <= 10; i++)
	{
		int j = 0;
		int tmp = 1;
		for (j = 1; j <= i; j++)
		{
			tmp = tmp*j;
		}
		sum += tmp;
	}
	printf("%d\n", sum);
	system("pause");
	return 0;
}
 

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