//perulangan modulus 9 for(let a=100;a>=1;a--){ if(a%9==0){ console.log(a); } } //mengubah angka for(let i=1;i<=1000;i++){ if(i==7){ console.log("jackpot"); } else if(i==77){ console.log("jackpot"); } else if(i==777){ console.log("jackpot"); } else{ console.log(i); } } //penjumlahan 1 sampai 300 let total=0; for (let z = 1; z<=300;z++){ total=total+z; } console.log(total);