Compilare: user.cpp: In function ‘void citire()’: user.cpp:16:10: warning: unused variable ‘c’ [-Wunused-variable] char c; ^ user.cpp: In function ‘void bordare()’: user.cpp:40:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘void afisare()’: user.cpp:70:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘int main()’: user.cpp:78:9: warning: unused variable ‘l’ [-Wunused-variable] int l; ^ user.cpp: In function ‘void citire()’: user.cpp:17:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d\n",&m,&n,&p); ^ user.cpp:22:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&a[i][j]); ^