View Compilation Error

0_0_29481700_15222.cpp:3:17: error: expected ',' or ';' before 'e4'
 const int N = 5 e4 + 10 ; 
                 ^
0_0_29481700_15222.cpp:24:10: error: expected initializer before '%' token
 }p [ 2 ] %
          ^