Compilare: main.cpp: In function 'int main()': main.cpp:29:15: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(m+j<=e) ^ main.cpp:15:81: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("loto.in","r",stdin),freopen("loto.out","w",stdout),scanf("%d%d",&n,&s); ^ main.cpp:15:81: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] main.cpp:15:81: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] main.cpp:17:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",v+i); ^