dna.cpp: In function 'std::__cxx11::string analyse(int)':
dna.cpp:41:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
while(tmp.size()<n)
~~~~~~~~~~^~
grader.cpp: In function 'bool make_test(std::__cxx11::string)':
grader.cpp:14:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < p.size(); i++) {
~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 1; i <= ss.size(); i++) {
~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if (pr[i] == p.size()) {
/tmp/ccDu3Wn3.o: In function `main':
grader.cpp:(.text.startup+0x41): undefined reference to `analyse[abi:cxx11](int, int)'
collect2: error: ld returned 1 exit status