QAQ
by IcyCrucifix @ 2019-10-01 10:58:46
算了呀...
by Bbaka @ 2019-10-01 10:59:11
~~星际免费是个错误~~
by 0nullptr @ 2019-10-01 10:59:12
#include<bits/stdc++.h>
using namespace std;
int f[10000];
int main(){
f[0]=6;f[1]=2;f[2]=5,f[3]=5;f[4]=4;
f[5]=5;f[6]=6;f[7]=3,f[8]=7;f[9]=6;
for(int i=10;i<=99;i++)
f[i]=f[i/10]+f[i%10];
for(int i=100;i<=999;i++)
f[i]=f[i/100]+f[(i-(i/100)*100)/10]+f[i%10];
for(int i=1000;i<=9999;i++)
f[i]=f[i/1000]+f[(i-(i/1000)*1000)/100]+f[(i-(i/100)*100)/10]+f[i%10];
int n,total=0;
scanf("%d",&n);
for(int a=0;a<=1111;a++)
for(int b=0;b<=1111;b++){
int c=a+b;
if(f[a]+f[b]+f[c]==n-4) total++;
}
printf("%d\n",total);
return 0;
}
by 闪电芦苇0415 @ 2019-10-01 11:30:53
AC代码
by 闪电芦苇0415 @ 2019-10-01 11:31:07
@[闪电芦苇0415](/user/199047)
希望更丰富的展现？使用Markdown
by GoldenFishX @ 2019-11-08 11:45:54