Submission #71729

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
71729	2018-08-25 13:44:37	the_general (#119)	Cross on the Grid (FXCUP3_cross)	C++98	0 / 100	3 ms	368 KiB

cross

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#include<stdio.h>
#define MOD 1000000007
long long int a(int);
long long int b(int);
long long int c(int);
long long int d(int);
int n;
long long int A[4];
long long int B[4];
long long int C[4];
long long int D[4];
long long int a(int x){
  if(x<3) return 0;
  if(x==3) return 1;
  return (((C[1]+A[0]+C[0])%MOD+B[1])%MOD+D[0])%MOD;
}
long long int b(int x){
  if(x<3) return 0;
  if(x==3) return 1;
  return (((C[1]+B[0]+D[0])%MOD+A[1])%MOD+D[0])%MOD;
}
long long int c(int x){
  if(x<3) return 0;
  if(x==3) return 1;
  return ((A[1]+B[1])%MOD+D[0])%MOD;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

cross.cpp: In function 'int main()':
cross.cpp:54:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~

• Subtask 1: 0 / 22
• Subtask 2: 0 / 35
• Subtask 3: 0 / 43