public class Test17 {public static void main(String[] args) {int sum = 0;
for(int i = 1; i <= 10; i++) {
int fact = 1;
for(int j = 2; j <= i; j++) {
// fact = fact * j;
fact *= j;
}
// sum = sum + fact;
sum += fact;
}
System.out.println(sum);
}
}
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