Compilare: main.cpp:2:129: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std;ifstream I("reteta2.in");ofstream O("reteta2.out");map<string,int>i;char r[1001],*S,*c,m[]="( )";int T;main(){I.get(r,1001);S=strtok(r,m);while(S){if(*S>'/'&*S<':')T+=atoi(S);else{c=strtok(0,m);i[S]+=atoi(c);}S=strtok(0,m);}O<<T<<'\n';for(auto t:i)O<<t.first<<" "<<t.second<<'\n';} ^ main.cpp: In function 'int main()': main.cpp:2:173: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] using namespace std;ifstream I("reteta2.in");ofstream O("reteta2.out");map<string,int>i;char r[1001],*S,*c,m[]="( )";int T;main(){I.get(r,1001);S=strtok(r,m);while(S){if(*S>'/'&*S<':')T+=atoi(S);else{c=strtok(0,m);i[S]+=atoi(c);}S=strtok(0,m);}O<<T<<'\n';for(auto t:i)O<<t.first<<" "<<t.second<<'\n';} ~~^~~~