View Compilation Error

0_0_30197901_18582.cpp: In function 'int main()':
0_0_30197901_18582.cpp:5:5: error: expected initializer before 'size_t'
     size_t route[60]={0};
     ^
0_0_30197901_18582.cpp:7:5: error: 'route' was not declared in this scope
     route[0] = 0;
     ^
0_0_30197901_18582.cpp:14:21: error: 'b' was not declared in this scope
         cin >> a >> b;
                     ^