Compilare: user.cpp: In function ‘int main()’: user.cpp:12:18: warning: unused variable ‘j’ [-Wunused-variable] int n, m, i, j, minim=999999999, k, s=0; ^ user.cpp:12:21: warning: unused variable ‘minim’ [-Wunused-variable] int n, m, i, j, minim=999999999, k, s=0; ^ user.cpp:12:38: warning: unused variable ‘k’ [-Wunused-variable] int n, m, i, j, minim=999999999, k, s=0; ^ user.cpp:12:41: warning: unused variable ‘s’ [-Wunused-variable] int n, m, i, j, minim=999999999, k, s=0; ^