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
AC × 4
AC × 12
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