export {};
const N: number = Number(require("fs").readFileSync(0,"utf8").toString().trim());
let dp: number[] = [0,1,2];
if(N>2){
    for(let i=3; i<=N; i++){
        dp[i] = (dp[i-2] + dp[i-1])%10007;
    }
}
console.log(dp[N]);