escape.c

C Primer Plus(第五版)中文版源码,I hope it will help you much

/* escape.c -- uses escape characters */
#include <stdio.h>
int main(void)
{
    float salary;
    
    printf("\aEnter your desired monthly salary:");/* 1 */
    printf(" $_______\b\b\b\b\b\b\b");             /* 2 */
    scanf("%f", &salary);
    printf("\n\t$%.2f a month is $%.2f a year.", salary,
               salary * 12.0);                     /* 3 */
    printf("\rGee!\n");                            /* 4 */
    
    return 0;
}