hdu acm 1005
#include <stdio.h>#include <iostream>using namespace std;int f(int n, int A, int B){if(n==1) return 1;else if(n==2) return 1;elsereturn (A * f(n - 1, A, B) + B * f(n - 2, A, B)) % 7;}int main(){for(int i=1; i<50; i++){printf("%d ", f(i, 1, 2) );if(i % 10 ==0)printf("\n");}return 0;}
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