Submission #1771652

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Source Code Expand

#include<stdio.h>
int main(void) {
long n;
scanf("%ld",&n);
double a[n];
  for(int i = 1; i < n+1; i++) {
    if(i == 1)
      a[1] = 0;
    else if(i == 2)
      a[2] = 0;
    else if(i == 3)
      a[3] = 1;
    else
    a[i] = a[i-3]%10007 + a[i-2]%10007 + a[i-1]%10007;
  }
double b = fmod(a[n],10007);
printf("%f\n",b);
return (0);
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:14:18: error: invalid operands to binary % (have ‘double’ and ‘int’)
     a[i] = a[i-3]%10007 + a[i-2]%10007 + a[i-1]%10007;
                  ^
./Main.c:14:33: error: invalid operands to binary % (have ‘double’ and ‘int’)
     a[i] = a[i-3]%10007 + a[i-2]%10007 + a[i-1]%10007;
                                 ^
./Main.c:14:48: error: invalid operands to binary % (have ‘double’ and ‘int’)
     a[i] = a[i-3]%10007 + a[i-2]%10007 + a[i-1]%10007;
                                                ^
./Main.c:16:12: warning: implicit declaration of function ‘fmod’ [-Wimplicit-function-declaration]
 double b = fmod(a[n],10007);
            ^
./Main.c:16:12: warning: incompatible implicit declaration of built-in function ‘fmod’
./Main.c:16:12: note: include ‘<math.h>’ or provide a declaration of ‘fmod’
./Main.c:4:1: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
 scanf("%ld",&n);
 ^