Compilare: main.cpp: In function 'int dreptunghiMaxSubHistograma(int*, int)': main.cpp:7:26: warning: for increment expression has no effect [-Wunused-value] for(int i=0;i<nrElem;i){ ^ main.cpp:6:24: warning: unused variable 'i' [-Wunused-variable] int arie,ariemax=0,i,tmp; ^ main.cpp: In function 'int main()': main.cpp:41:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("permutari.in","r",stdin); ^ main.cpp:42:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("permutari.out","w",stdout); ^