#11057: 一直出現冗餘輸出,求高手指點為何c不能這樣寫呢?


katechiu11 (Kate)


#include<stdio.h>
#include<stdlib.h>

main()
{
int a, b, sum;
while(scanf("%d %d",&a, &b) != EOF)
{
sum = a + b;
printf("%d", sum);
}
return 0;
}

#11260: Re:一直出現冗餘輸出,求高手指點為何c不能這樣寫呢?


godknow666 (godknow)


#include
#include

main()
{
int a, b, sum;
while(scanf("%d %d",&a, &b) != EOF)
{
sum = a + b;
printf("%d", sum);
}
return 0;
}


目前還是個新手想問一下 main()前面不需要宣告資料型態嗎?