Compilare: main.cpp: In function 'long long int ad(long long int, long long int, long long int, long long int)': main.cpp:15:9: warning: unused variable 'p' [-Wunused-variable] int p=dif*t,c=dif,ca; ca=a; ^ main.cpp:15:17: warning: unused variable 'c' [-Wunused-variable] int p=dif*t,c=dif,ca; ca=a; ^ main.cpp:18:44: warning: variable 'rasp' set but not used [-Wunused-but-set-variable] int dr=n*t,st=max(ti[i],ti[i+1]),mid=0,rasp=0; ^~~~ main.cpp: At global scope: main.cpp:29:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] main() ^ main.cpp: In function 'int main()': main.cpp:31:20: warning: unused variable 'j' [-Wunused-variable] int k,i,maxx=0,j; ^