View Compilation Error

0_0_29566777_10197.cpp: In function 'int main()':
0_0_29566777_10197.cpp:5:13: error: expected primary-expression before '%' token
 while(scanf(%d,&N)!=EOF)
             ^
0_0_29566777_10197.cpp:5:14: error: 'd' was not declared in this scope
 while(scanf(%d,&N)!=EOF)
              ^
0_0_29566777_10197.cpp:13:1: error: expected ';' before 'scanf'
 scanf("%d",&a);
 ^