Compilare: main.cpp: In function 'bool verif()': main.cpp:27:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int index=0; index<sneik.size(); ++index) ~~~~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:103:19: warning: unused variable 'aux' [-Wunused-variable] Gigel aux; ^~~ main.cpp:100:14: warning: unused variable 'ok' [-Wunused-variable] bool ok=1; ^~ main.cpp:45:17: warning: unused variable 'x' [-Wunused-variable] int n,m,k,e,x,y; ^ main.cpp:45:19: warning: unused variable 'y' [-Wunused-variable] int n,m,k,e,x,y; ^ main.cpp:43:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("culegere.in","r",stdin); ^ main.cpp:44:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("culegere.out","w",stdout); ^ main.cpp:46:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d",&n,&m,&k,&e); ^ main.cpp:63:51: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d %d",&tip,&x,&y,&st,&et); ^ main.cpp:65:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v); ^