perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:47:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
47 | for(int i = 0 ; i < v.size() ; i++)
| ~~^~~~~~~~~~
perm.cpp:54:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
54 | for(int i = 0 ; i < V.size() ;i++)
| ~~^~~~~~~~~~
perm.cpp:61:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
61 | for(int i = 0 ; i < V.size() ; i++)
| ~~^~~~~~~~~~
perm.cpp: In function 'int main()':
perm.cpp:80:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
80 | for(int i= 0 ; i < k.size() ; i++)
| ~~^~~~~~~~~~
perm.cpp:73:21: warning: unused variable 'm' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^
perm.cpp:73:24: warning: unused variable 'f' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^
perm.cpp:73:27: warning: unused variable 'xa' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^~
perm.cpp:73:31: warning: unused variable 'ya' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^~
perm.cpp:73:35: warning: unused variable 'xb' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^~
perm.cpp:73:39: warning: unused variable 'yb' [-Wunused-variable]
73 | long long t, n, m, f, xa, ya, xb, yb;
| ^~
/usr/bin/ld: /tmp/ccBcQGat.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccE16sEv.o:perm.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status