Compilare: main.cpp: In function 'int main()': main.cpp:59:14: warning: 's1' may be used uninitialized in this function [-Wmaybe-uninitialized] r=s+p1+p2-s1-s2; ~~~~~~~^~~ main.cpp:59:8: warning: 'p1' may be used uninitialized in this function [-Wmaybe-uninitialized] r=s+p1+p2-s1-s2; ~^~~ main.cpp:59:11: warning: 'p2' may be used uninitialized in this function [-Wmaybe-uninitialized] r=s+p1+p2-s1-s2; ~~~~^~~ main.cpp:59:6: warning: 's2' may be used uninitialized in this function [-Wmaybe-uninitialized] r=s+p1+p2-s1-s2; ~^~~~~~~~~~~~~~