View Compilation Error

0_0_29780180_215.cpp: In function 'int main()':
0_0_29780180_215.cpp:61:44: error: expected ',' or ';' before ':' token
             ll limit=m%_size+(cnt>=1)>_size:0;
                                            ^
0_0_29780180_215.cpp:62:27: error: 'ret' was not declared in this scope
             if (cnt >= 1) ret += _size;
                           ^
0_0_29780180_215.cpp:63:42: error: 'ret' was not declared in this scope
             ans = max(ans, cal_submax(i, ret) + sum_cycle);
                                          ^