Compilare: main.cpp: In function 'int main()': main.cpp:90:40: warning: suggest parentheses around '&&' within '||' [-Wparentheses] while(in.get(v[i]) && v[i] != '\n' && v[i] != ' ' || i == 1) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:137:39: warning: unused variable 'sumavietii' [-Wunused-variable] int j,x1=0,y1=0,z1=0,t1=0,z,t,sumavietii = 0, okvietii = 0; ^~~~~~~~~~ main.cpp: In function 'int sum(int, int, int, int)': main.cpp:11:15: warning: 'n' is used uninitialized in this function [-Wuninitialized] for(i=1; i<=n; i++) ~^~~ main.cpp:42:33: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] s += nr * t; ~~~^~~ main.cpp:58:17: warning: 'op' may be used uninitialized in this function [-Wmaybe-uninitialized] if(op == 1) ^~ main.cpp:31:13: warning: 'ok' may be used uninitialized in this function [-Wmaybe-uninitialized] if(ok == 1) ^~ main.cpp: In function 'int main()': main.cpp:182:21: warning: 'op' may be used uninitialized in this function [-Wmaybe-uninitialized] if(op == 1) ^~ main.cpp:180:17: warning: 'ok' may be used uninitialized in this function [-Wmaybe-uninitialized] if(ok == 1) ^~ main.cpp:185:32: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] x1 += nr; ~~~^~~~~