Compilare: main.cpp: In function 'int main()': main.cpp:27:89: warning: unused variable 'nsort1' [-Wunused-variable] 27 | int sumlin, i, j, n, m, k1, k2, cer, sol, nsort, sum, sum1k1, sum2k1, sum1k2, sum2k2, nsort1, ck1, ck2, cnt3; | ^~~~~~ main.cpp:27:97: warning: unused variable 'ck1' [-Wunused-variable] 27 | int sumlin, i, j, n, m, k1, k2, cer, sol, nsort, sum, sum1k1, sum2k1, sum1k2, sum2k2, nsort1, ck1, ck2, cnt3; | ^~~ main.cpp:27:102: warning: unused variable 'ck2' [-Wunused-variable] 27 | int sumlin, i, j, n, m, k1, k2, cer, sol, nsort, sum, sum1k1, sum2k1, sum1k2, sum2k2, nsort1, ck1, ck2, cnt3; | ^~~ main.cpp:27:107: warning: unused variable 'cnt3' [-Wunused-variable] 27 | int sumlin, i, j, n, m, k1, k2, cer, sol, nsort, sum, sum1k1, sum2k1, sum1k2, sum2k2, nsort1, ck1, ck2, cnt3; | ^~~~