Compilare: main.cpp: In function 'int f(int)': main.cpp:7:15: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 7 | for(i=1,j=n;i<=n;++i,r+=j) | ~^~~ main.cpp:8:24: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 8 | while(j>=1&&a[i]+a[j]>x) | ~~~~~~~~~^~ main.cpp: In function 'unsigned int g(unsigned int)': main.cpp:16:12: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 16 | if(f(i+p)<x) | ~~~~~~^~