Compilare: main.cpp: In function 'int main()': main.cpp:42:32: 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,&x); ^ main.cpp:45:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&c,&b); ^ main.cpp: In function 'void distanta(int, int, int*, int*, int*, int (*)[5001])': main.cpp:26:12: warning: 't' may be used uninitialized in this function [-Wmaybe-uninitialized] s[t]=1; ^