Borderou de evaluare (job #772859)

Compilare: main.cpp: In function 'int main()': main.cpp:5:199: warning: suggest parentheses around comparison in operand of '!=' [-Wparentheses] 5 | std::ifstream i("bitona.in");std::ofstream o("bitona.out");int main(){int n,j,x,y,z,u,v,s;i>>n;if(n<4)da;else{i>>y>>z;j=2;while(j<n&&y==z){y=z;i>>z;j++;}u=y;v=z;s=0;while(j<n&&s<3){x=y;y=z,i>>z;if(x<=y!=y<=z)s++;j++;}switch(s){c(0)da;b c(1)da;b c(2)if(u<v&&z<u||u>v&&z>u)da;else o<<"NU";b c(3)o<<"NU";b}}return 0;} | ~^~~ main.cpp:5:256: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 5 | std::ifstream i("bitona.in");std::ofstream o("bitona.out");int main(){int n,j,x,y,z,u,v,s;i>>n;if(n<4)da;else{i>>y>>z;j=2;while(j<n&&y==z){y=z;i>>z;j++;}u=y;v=z;s=0;while(j<n&&s<3){x=y;y=z,i>>z;if(x<=y!=y<=z)s++;j++;}switch(s){c(0)da;b c(1)da;b c(2)if(u<v&&z<u||u>v&&z>u)da;else o<<"NU";b c(3)o<<"NU";b}}return 0;} | ~~~^~~~~