#include #include #include using namespace std; const int mod=10000; int n; void mul(int f[2],int a[2][2]) { int c[2]; memset(c,0,sizeof(c)); for(int j=0;j<2;j++) for(int k=0;k<2;k++) c[j]=(c[j]+(long long)f[k]*a[k][j])%mod; memcpy(f,c,sizeof(c)); } void mulself(int a[2][2]) { int c[2][2]={0}; for(int i=0;i<2;i++) for(int j=0;j<2;j++) for(int k=0;k<2;k++) c[i][j]=(c[i][j]+(long long)a[i][k]*a[k][j])%mod; memcpy(a,c,sizeof(c)); } int main() { #ifdef local freopen("pro.in","r",stdin); #endif while(scanf("%d",&n)&&n!=-1) { int f[2]={0,1}; int a[2][2]={{0,1},{1,1}}; for(;n;n>>=1) { if(n&1) mul(f,a); mulself(a); } printf("%d\n",f[0]); } return 0; }