求助。。。哪里错了。。

adsqzz

/* Fig. 2.5: fig02_05.c
Addition program */
#include <stdio.h>
#include <stdlib.h>
/* function main begins program execution */
int main( void )
{
        int integer1;/*first number to be input by user*/
    int integer2;/*second number to be input by user*/
    int sum;     /*variable in which sum will be stored*/

    printf("Enter first integer\n"); /*prompt*/
    scanf("%d",&integer1);  /*read an integer*/

    printf("Enter second integer\n"); /*prompt*/
    scanf("%d",&integer2);  /*read an integer*/

    sum = integer1 + integer2; /*assign total to sum */

    pintf("Sum is %d\n", sum); /*print sum */

        system("pause");
        return 0; /* indicate that program ended successfully*/
}             /* end function main */

rosynirvana

pintf("Sum is %d\n", sum);

printf拼错了

4399APPLE

这种粗心错误没必要问吧？啊哈C不是已经指出来了么。。。