Submission #3832755
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#include <bits/stdc++.h> using namespace std; int main() { int N, K; scanf("%d%d", &N, &K); long long ans = 0; for(int i=K+1; i<=N; ++i) { int div = N/i; int rem = N%i; ans += 1LL*div*(i-K) + max(rem-K+1, 0); } if(K==0) ans = 1LL*N*N; printf("%lld\n", ans); return 0; }
Submission Info
Submission Time | |
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Task | D - Remainder Reminder |
User | HYEA |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 301 Byte |
Status | |
Exec Time | 2 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:6:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &N, &K); ^
Test Cases
Set Name | Score / Max Score | Test Cases |
---|---|---|
Sample | 0 / 0 | s1.txt, s2.txt, s3.txt |
All | 400 / 400 | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, s1.txt, s2.txt, s3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | 2 ms | 256 KB | |
02.txt | 2 ms | 256 KB | |
03.txt | 1 ms | 256 KB | |
04.txt | 2 ms | 256 KB | |
05.txt | 2 ms | 256 KB | |
06.txt | 2 ms | 256 KB | |
07.txt | 1 ms | 256 KB | |
08.txt | 1 ms | 256 KB | |
09.txt | 2 ms | 256 KB | |
10.txt | 1 ms | 256 KB | |
11.txt | 1 ms | 256 KB | |
s1.txt | 1 ms | 256 KB | |
s2.txt | 1 ms | 256 KB | |
s3.txt | 1 ms | 256 KB |