Compilare: user.cpp: In function ‘int main()’: user.cpp:27:18: warning: unused variable ‘j’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:21: warning: unused variable ‘s’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:24: warning: unused variable ‘t’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:27: warning: unused variable ‘d’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:30: warning: unused variable ‘k’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:42: warning: unused variable ‘xx’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:46: warning: unused variable ‘yy’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:50: warning: unused variable ‘zz’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:54: warning: unused variable ‘x1’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:58: warning: unused variable ‘y1’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:62: warning: unused variable ‘z1’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp:27:66: warning: unused variable ‘mi’ [-Wunused-variable] int n, m, i, j, s, t, d, k, x, y, z, xx, yy, zz, x1, y1, z1, mi; ^ user.cpp: In function ‘void lee(int)’: user.cpp:102:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, x, y, z, xx, yy, zz, t; ^ user.cpp:102:36: warning: variable ‘t’ set but not used [-Wunused-but-set-variable] int i, j, x, y, z, xx, yy, zz, t; ^ user.cpp: In function ‘int main()’: user.cpp:24:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("alge.in","r",stdin); ^ user.cpp:25:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("alge.out","w",stdout);