Compilare: main.cpp: In function 'int main()': main.cpp:40:9: warning: unused variable 'c' [-Wunused-variable] int c,i,j,suma=0,st=1,dr,last,minim=0,mij; ^ main.cpp:40:13: warning: unused variable 'j' [-Wunused-variable] int c,i,j,suma=0,st=1,dr,last,minim=0,mij; ^ main.cpp:40:30: warning: variable 'last' set but not used [-Wunused-but-set-variable] int c,i,j,suma=0,st=1,dr,last,minim=0,mij; ^~~~ main.cpp:40:35: warning: unused variable 'minim' [-Wunused-variable] int c,i,j,suma=0,st=1,dr,last,minim=0,mij; ^~~~~