Compilare: main.cpp: In function 'int main()': main.cpp:124:24: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &T); ^ main.cpp:128:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i %i", &N, &M); ^ main.cpp:129:40: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%c", &matrice[0][0]); ^ main.cpp:134:48: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%c", &matrice[i][j]); ^ main.cpp:143:44: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%c", &matrice[i][j]); ^ main.cpp:262:17: warning: 'repetare' may be used uninitialized in this function [-Wmaybe-uninitialized] if(repetare) ^~