1. #include <stdio.h>
    3. int main() {
    4.     int left, right;
    6.     scanf("%d %d", &left, &right);
    7.     printf("1. left = %d, right = %d\n", left, right);
    9.     right = left - right;
    10.     printf("2. left = %d, right = %d\n", left, right);
    12.     right = left - right;
    13.     printf("3. left = %d, right = %d\n", left, right);
    15.     return 0;
    16. }

    代码2-3：赋值语句

    Assignment - 图1
    图 2：赋值语句执行图
    N)}F6%@BU@W@](P~BMI2`6C.png

    陌生单词：
    1.
    27EJ]FE{_V