Compilare: main.cpp: In function 'void q_undo()': main.cpp:83:26: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare] 83 | for(int i = 0; i <= update_count / 2; i++) { | ~~^~~~~~~~~~~~~~ main.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare] 84 | // std::cerr << i << " " << std::endl; | ~~^~~~~~~~~~~~~~~~~~~ main.cpp:90:26: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare] 90 | | ^ main.cpp:118:26: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare] 118 | q_updates[update_count - pushed_past + i] = q_updates[pushable - 1 - i]; | ~~^~~~~~~~~~ main.cpp:124:26: warning: comparison of integer expressions of different signedness: 'int' and 'uint32_t' {aka 'unsigned int'} [-Wsign-compare] 124 | dsu_update(edge[q_updates[update_count - pushed_past + i] >> 1]); | ~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:145:44: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare] 145 | // std::cerr << "LR" << left << " " << right << std::endl; | ~~~~~^~~ main.cpp:147:35: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare] 147 | // std::cerr << "NA" << nrcomp << " " << right << std::endl; | ~~~~~~^~~