Compilare: main.cpp: In function 'bool verif(int, int)': main.cpp:13:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(x==strlen(a[i])) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:28:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(strlen(a[i])>lm){ ~~~~~~~~~~~~^~~ main.cpp:32:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(strlen(a[i])==lm && strcmp(smax,a[i])>0) ~~~~~~~~~~~~^~~~ main.cpp:25:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d\n",&p,&n); ^ main.cpp:27:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s\n",a[i]); ^