View Compilation Error

0_0_25859003_1162.cpp: In function 'void read(T&)':
0_0_25859003_1162.cpp:13:12: error: 're' was not declared in this scope
     char c;re y=1;while(c=gc(),c<48||57<c)if(c=='-')y=-1;x=c^48;
            ^
0_0_25859003_1162.cpp:13:53: error: 'y' was not declared in this scope
     char c;re y=1;while(c=gc(),c<48||57<c)if(c=='-')y=-1;x=c^48;
                                                     ^
0_0_25859003_1162.cpp:14:55: error: 'y' was not declared in this scope
     while(c=gc(),47<c&&c<58)x=(x<<1)+(x<<3)+(c^48);x*=y;
                                                       ^
0_0_25859003_1162.cpp: In function 'void write(T)':
0_0_25859003_1162.cpp:18:5: error: 're' was not declared in this scope
     re y=0;if(x<0)y=1,x=-x;
     ^
0_0_25859003_1162.cpp:18:19: error: 'y' was not declared in this scope
     re y=0;if(x<0)y=1,x=-x;
                   ^
0_0_25859003_1162.cpp:19:37: error: 'y' was not declared in this scope
     while(z[++Z]=x%10+'0',x/=10);if(y)z[++Z]='-';
                                     ^