View Compilation Error

0_0_39750430_29177.cpp: In function 'int main()':
0_0_39750430_29177.cpp:45:21: error: expected primary-expression before '%' token
   45 |         while(scanf(%d,&n)!=EOF){
      |                     ^
0_0_39750430_29177.cpp:45:22: error: 'd' was not declared in this scope
   45 |         while(scanf(%d,&n)!=EOF){
      |                      ^