Compilare: main.cpp: In function 'int main()': main.cpp:35:51: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] fprintf(OUT,"%I64d\n",1LL*N*M*(out[i]*Q-T)); ^ main.cpp:18:28: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&N,&M); ^ main.cpp:22:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%s",Mat[i]+1); ^ main.cpp:26:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d",&Q); ^ main.cpp:29:51: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d%d%d%d",&X1,&Y1,&X2,&Y2,&C); ^