Submission #1309784
Source Code Expand
#include<cstdio> int n,a,b; int main(){ scanf("%d%d%d",&n,&a,&b); if(n==1)return puts(a==b?"1":"0"),0; if(a>b)return puts("0"),0; long long L=1ll*a*(n-1)+b,R=1ll*b*(n-1)+a; printf("%lld\n",R-L+1); return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - A+...+B Problem |
User | ccz181078 |
Language | C++14 (GCC 5.4.1) |
Score | 200 |
Code Size | 223 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:4:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&a,&b); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt, s4.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, s1.txt, s2.txt, s3.txt, s4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 1 ms | 128 KB |
02.txt | AC | 1 ms | 128 KB |
03.txt | AC | 1 ms | 128 KB |
04.txt | AC | 0 ms | 128 KB |
05.txt | AC | 0 ms | 128 KB |
06.txt | AC | 0 ms | 128 KB |
07.txt | AC | 1 ms | 128 KB |
08.txt | AC | 1 ms | 128 KB |
s1.txt | AC | 1 ms | 128 KB |
s2.txt | AC | 0 ms | 128 KB |
s3.txt | AC | 1 ms | 128 KB |
s4.txt | AC | 1 ms | 128 KB |