Compilare: main.cpp: In function 'pii gcdE(ll, ll)': main.cpp:26:8: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 26 | auto [x1, x2] = gcdE(b, a % b); | ^ main.cpp: In function 'void testcase()': main.cpp:82:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 82 | for(auto [p, x] : condition) { | ^ main.cpp:84:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 84 | auto [l, r] = gcdE(p, total); | ^ main.cpp:93:9: warning: unused variable 'tmp' [-Wunused-variable] 93 | int tmp = current; | ^~~