输入一段文字,求其中数字的和数>如asd34fg6we3df5,

void main(){
int sum=0;
char t;
printf("Please Input String(s): ");
scanf("%c", &t);
while (t != 10){
if (t >= 48 && t <= 57){
sum += t - 48;
}
scanf("%c", &t);
}
printf("The Sumarary is: %d.\n", sum);
getch();
}

//以上在TC调试通过,如果你问的是C++的,自己稍微改一下吧.