题解 | 多组数据a+b III

#include <stdio.h>
#include <stdlib.h>
int main() {
    int capacity = 100;
    int *a,*b;
    a = (int *)malloc(capacity * sizeof(int));
    b = (int *)malloc(capacity * sizeof(int));
    if(a == NULL || b == NULL){
        printf("error");
        return -1;
    }
    int size = 0;
    while(1){
        if(size == capacity){
            capacity *= 2;
            a = (int *)realloc(a,capacity * sizeof(int));
            b = (int *)realloc(b,capacity * sizeof(int));
        }
        scanf("%d %d\n",a + size,b + size);
        if(*(a + size) == 0 && *(b + size)  == 0){
            break;
        }
        size ++;
    }
    for(int i = 0; i < size; i++){
        printf("%d\n",*(a + i) + *(b + i));
    }
    free(a);
    free(b);
    return 0;
}