Compilare: main.cpp: In function 'int main()': main.cpp:130:55: warning: 'j2' may be used uninitialized [-Wmaybe-uninitialized] 130 | fout << i1 << ' ' << j1 << ' '<< i2 << ' ' << j2; | ^~ main.cpp:107:25: note: 'j2' was declared here 107 | int i1, j1, i2, j2; | ^~ main.cpp:130:48: warning: 'i2' may be used uninitialized [-Wmaybe-uninitialized] 130 | fout << i1 << ' ' << j1 << ' '<< i2 << ' ' << j2; | ^~~ main.cpp:107:21: note: 'i2' was declared here 107 | int i1, j1, i2, j2; | ^~ main.cpp:130:36: warning: 'j1' may be used uninitialized [-Wmaybe-uninitialized] 130 | fout << i1 << ' ' << j1 << ' '<< i2 << ' ' << j2; | ^~~ main.cpp:107:17: note: 'j1' was declared here 107 | int i1, j1, i2, j2; | ^~ main.cpp:130:23: warning: 'i1' may be used uninitialized [-Wmaybe-uninitialized] 130 | fout << i1 << ' ' << j1 << ' '<< i2 << ' ' << j2; | ^~~ main.cpp:107:13: note: 'i1' was declared here 107 | int i1, j1, i2, j2; | ^~