100 Accepted
| # | 状态 分数 | 耗时 | 内存占用 |
|---|---|---|---|
| #1 | Accepted 5 | 4ms | 516 KiB |
| #2 | Accepted 5 | 3ms | 412 KiB |
| #3 | Accepted 5 | 3ms | 416 KiB |
| #4 | Accepted 5 | 3ms | 332 KiB |
| #5 | Accepted 5 | 3ms | 412 KiB |
| #6 | Accepted 5 | 3ms | 412 KiB |
| #7 | Accepted 5 | 3ms | 416 KiB |
| #8 | Accepted 5 | 3ms | 412 KiB |
| #9 | Accepted 5 | 3ms | 412 KiB |
| #10 | Accepted 5 | 3ms | 408 KiB |
| #11 | Accepted 5 | 3ms | 416 KiB |
| #12 | Accepted 5 | 3ms | 332 KiB |
| #13 | Accepted 5 | 2ms | 412 KiB |
| #14 | Accepted 5 | 3ms | 416 KiB |
| #15 | Accepted 5 | 3ms | 416 KiB |
| #16 | Accepted 5 | 3ms | 328 KiB |
| #17 | Accepted 5 | 3ms | 412 KiB |
| #18 | Accepted 5 | 3ms | 412 KiB |
| #19 | Accepted 5 | 3ms | 332 KiB |
| #20 | Accepted 5 | 3ms | 332 KiB |
代码
#include<bits/stdc++.h>
using namespace std;
int l,r,sum;
int ans(int x)
{
int s=0;
while(x!=0)
{
if(x%10==7) s++;
x/=10;
}
return s;
}
int main()
{
cin>>l>>r;
for(int i=l;i<=r;i++)
{
sum+=ans(i);
}
cout<<sum;
return 0;
}信息
- 递交者
-
Guest
- 题目
- P280 【例46.2】 数字统计
- 语言
- C++17
- 代码长度
- 244 Bytes
- 递交时间
- 2023-12-14 16:54:29
- 评测时间
- 2023-12-14 16:54:32
- 分数
- 100
- 总耗时
- 59ms
- 峰值时间
- 4ms
- 峰值内存
- 516 KiB