Compilare: main.cpp: In function 'int main()': main.cpp:61:11: warning: self-comparison always evaluates to true [-Wtautological-compare] if(x[i].c==x[i].c&&x[i].l+1==x[i+1].l) ~~~~~~^~~~~~~~ main.cpp: In function 'bool cmp(ura, ura)': main.cpp:34:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'bool cmp2(ura, ura)': main.cpp:43:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:47:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&nr,&numar); ^ main.cpp:52:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&x[i].l,&x[i].c); ^