View Compilation Error

0_0_32093992_13692.cpp: In function 'int main()':
0_0_32093992_13692.cpp:67:20: error: 'class std::vector<int>' has no member named 'sort'
             vec[i].sort();
                    ^
0_0_32093992_13692.cpp:77:24: error: cannot convert 'std::vector<int>' to 'int' in assignment
             else now[i]=vec[tmp-1];
                        ^
0_0_32093992_13692.cpp:89:20: error: 'struct std::pair<int, int>' has no member named 'frist'
             if(tmp.frist==inf){
                    ^
0_0_32093992_13692.cpp:95:20: error: 'second' was not declared in this scope
             if(now[second]<=i&&tmp.first>i){
                    ^