Compilare: main.cpp: In function 'void pg(int, int, int, int)': main.cpp:26:4: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(x + 1 <= n) ^ main.cpp:31:4: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(y + 1 <= m) ^ main.cpp: In function 'void citire(FILE*)': main.cpp:8:27: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &n, &m); ^ main.cpp:11:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &v[i][j]); ^