#include 
#include 
int main() {
    char a[100], b[100];
    int count = 0;
    
    printf("请输入字符串a:");
    scanf("%s", a);
    
    printf("请输入字符串b:");
    scanf("%s", b);
    
    int len_a = strlen(a);
    int len_b = strlen(b);
    
    for (int i = 0; i <= len_b - len_a; i++) {
        if (strncmp(a, b + i, len_a) == 0) {
            count++;
        }
    }
    
    printf("字符串a在字符串b中出现的次数为:%d\n", count);
    
    return 0;
}