Compilare: main.cpp: In function 'int32_t main()': main.cpp:175:18: warning: narrowing conversion of 'x1' from 'double' to 'long long int' [-Wnarrowing] 175 | v.push_back({i,j,x1}); | ^~ main.cpp:179:20: warning: narrowing conversion of '(x1 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 179 | v.push_back({i,j,x1+1}); | ~~^~ main.cpp:171:3: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 171 | if(x1>0) | ^ main.cpp:187:20: warning: narrowing conversion of '(x1 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 187 | v.push_back({j,i,x1+1}); | ~~^~ main.cpp:209:20: warning: narrowing conversion of '(x1 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 209 | v.push_back({j,i,x1+1}); | ~~^~ main.cpp:219:18: warning: narrowing conversion of 'x1' from 'double' to 'long long int' [-Wnarrowing] 219 | v.push_back({i,j,x1}); | ^~ main.cpp:223:20: warning: narrowing conversion of '(x1 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 223 | v.push_back({i,j,x1+1}); | ~~^~ main.cpp:239:18: warning: narrowing conversion of 'x2' from 'double' to 'long long int' [-Wnarrowing] 239 | v.push_back({i,j,x2}); | ^~ main.cpp:243:20: warning: narrowing conversion of '(x2 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 243 | v.push_back({i,j,x2+1}); | ~~^~ main.cpp:251:20: warning: narrowing conversion of '(x1 + (double)1)' from 'double' to 'long long int' [-Wnarrowing] 251 | v.push_back({j,i,x1+1}); | ~~^~ main.cpp:267:15: warning: unused variable 'lasttime' [-Wunused-variable] 267 | int p1=0,p2=1,lasttime=0,siz=v.size(); | ^~~~~~~~