console을 확인하세요 :)
let num1 = 0;
let num2 = 0;
let result = 0;

num1++;

for(let i = 0; i < 8; i++) {
  num1++;
  console.log(num1);
  
  for(let j = 0; j < 9; j++) {
    num2++;
    result = num1 * num2
    console.log(`${num1} x ${num2} = ${result}`);
  }
  
  num2 = 0;
}

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