Submission #7764

#	Time	Username	Problem	Language	Result	Execution time	Memory
7764		studenttest	생일수 II (GA4_birthday2)	C++98	10 / 100	1000 ms	2128 KiB

birthday2

#include<stdio.h>
 
const long long int T=19980305;
long long int ans;
long long int ls[100010];
int l;
 
bool check(int x)
{
    while(x){
        if(x%10!=3&&x%10!=5&&x%10!=8)return false;
        x/=10;
    }
    return true;
}
 
int main()
{
    int x,y;
    scanf("%d%d",&x,&y);
    int i;
    for(i=x;i<=y;i++){
        if(check(i)){ls[l]=i;l++;}
    }
    for(i=1;i<l;i++){
        ans+=ls[i]*ls[i-1];
        ans%=T;
    }printf("%lld",ans);
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 15
• Subtask 3: 0 / 20
• Subtask 4: 0 / 25
• Subtask 5: 0 / 30