Compilare: main.cpp: In function 'int main()': main.cpp:69:34: warning: 'd' may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<s - cp1 - cp2 - v[d] + cp1 * cp2 * v[d]; ~~~^ main.cpp:74:34: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<s - cp1 - cp2 - v[c] - v[d] + cp1 * cp2 + v[c] * v[d]; ~~~^ main.cpp:13:26: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] int n, i, s, dif, a, b, c, d, cp1, cp2; ^ main.cpp:13:23: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] int n, i, s, dif, a, b, c, d, cp1, cp2; ^