Compilare: main.cpp: In function 'int main()': main.cpp:27:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(j=1;j<=n;j++) ^~~ main.cpp:53:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(p==1) ^~ main.cpp:10:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&p,&n); ^ main.cpp:14:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&x); ^