Compilare: user.cpp: In function ‘int main()’: user.cpp:16:23: warning: left operand of comma operator has no effect [-Wunused-value] for(i = 0 , j = 0; j < nrcol,i < nrlin; ){ ^ user.cpp:11:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&nrlin); ^ user.cpp:12:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f," %d",&nrcol); ^ user.cpp:17:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&myArray[i][j]); ^