Compilare: main.cpp: In function 'int main()': main.cpp:22:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("potriveala.in","r",stdin); ^ main.cpp:23:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("potriveala.out","w",stdout); ^ main.cpp:24:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s\n",sir1+1); ^ main.cpp:26:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s",sir+1); ^ main.cpp: In function 'void solve(int*)': main.cpp:11:40: warning: 'mid' may be used uninitialized in this function [-Wmaybe-uninitialized] if(i<=Max) d[i]=min(Max-i+1,d[i-mid+1]); ~^~~~