View Compilation Error

0_0_36571160_20640.cpp:27:1: error: 'mint' does not name a type
 mint p[N];
 ^
0_0_36571160_20640.cpp: In function 'void pushdown(int)':
0_0_36571160_20640.cpp:191:17: error: 'p' was not declared in this scope
   tr[ls].val *= p[tr[ls].lazy];
                 ^
0_0_36571160_20640.cpp: In function 'int main()':
0_0_36571160_20640.cpp:301:4: error: 'p' was not declared in this scope
    p[i] = 1;
    ^
0_0_36571160_20640.cpp:305:4: error: 'p' was not declared in this scope
    p[i] = p[i - 1] * 2;
    ^