Compilare: main.cpp: In function 'int main()': main.cpp:235:19: warning: operation on 'nrfact' may be undefined [-Wsequence-point] 235 | factorial[++nrfact] = nrfact * factorial[nrfact - 1]; | ^~~~~~~~ main.cpp:235:19: warning: operation on 'nrfact' may be undefined [-Wsequence-point] main.cpp:235:19: warning: operation on 'nrfact' may be undefined [-Wsequence-point] main.cpp:235:19: warning: operation on 'nrfact' may be undefined [-Wsequence-point] main.cpp:298:15: warning: unused variable 'i' [-Wunused-variable] 298 | int t, q, i; | ^ main.cpp: In function 'void sum(int)': main.cpp:190:67: warning: 'indexmin_2' may be used uninitialized in this function [-Wmaybe-uninitialized] 190 | int lung, lungmin = sol[0][n].nrchar, i1, i2, indexmin_1, indexmin_2; | ^~~~~~~~~~ main.cpp: In function 'void desc_prod(int, int, int)': main.cpp:85:71: warning: 'indexmin_exp' may be used uninitialized in this function [-Wmaybe-uninitialized] 85 | int ibaza, iexp, lung, lungmin = sol[2][n].nrchar, indexmin_baza, indexmin_exp; | ^~~~~~~~~~~~ main.cpp:85:56: warning: 'indexmin_baza' may be used uninitialized in this function [-Wmaybe-uninitialized] 85 | int ibaza, iexp, lung, lungmin = sol[2][n].nrchar, indexmin_baza, indexmin_exp; | ^~~~~~~~~~~~~ main.cpp: In function 'void prod(int)': main.cpp:148:67: warning: 'indexmin_2' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | int i1, i2, indexmin_1, lung, lungmin = sol[1][n].nrchar, indexmin_2; | ^~~~~~~~~~ main.cpp:148:21: warning: 'indexmin_1' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | int i1, i2, indexmin_1, lung, lungmin = sol[1][n].nrchar, indexmin_2; | ^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:271:18: warning: 'indexmin' may be used uninitialized in this function [-Wmaybe-uninitialized] 271 | int lungmin, indexmin, j; | ^~~~~~~~