内存超低

#include<cstdio>
int main(){
    int a[5]={153,370,371,407},n,m,s=0;
    scanf("%d %d",&n,&m);
    for(int i=0;i<4;i++){
        if(a[i]>=n and a[i]<=m){
            s++;
            printf("%d ",a[i]);
        }
    }if(!s)printf("NULL");
    return 0;
}