Compilare: main.cpp: In function 'int main()': main.cpp:61:45: warning: format '%d' expects a matching 'int' argument [-Wformat=] fprintf(out,"%d %d",r[j]); ^ main.cpp:14:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&T); ^ main.cpp:19:36: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&N,&Q); ^ main.cpp:22:40: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&X,&M); ^ main.cpp:27:46: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&st,&dr); ^