急求!C语言实现a+b,有条件,0<=a,b<=10^100答:int main(){ int i , j ;scanf("%s" , a) ;scanf("%s" , b) ;memset( an1 , 0 , sizeof(an1) ) ;memset( an2 , 0 , sizeof(an2) ) ;int len1 = strlen(a) ;int len2 = strlen(b) ;if(len1 > len2 )Maxlen = len1 ;Maxlen = len2 ;for(j = 0, i =...