Eroare de compilare: main.cpp: In function 'int main()': main.cpp:38:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= a.size(); i++) { ~~^~~~~~~~~~~ main.cpp:42:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= b.size(); i++) { ~~^~~~~~~~~~~ main.cpp:47:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < a.size()) { ~~^~~~~~~~~~ main.cpp: At global scope: main.cpp:70:1: error: expected declaration before '}' token } ^ Non zero exit status: 1