View Compilation Error

0_0_9135764_21759.cpp: In function `int stoi(char*)':
0_0_9135764_21759.cpp:12: error: `nbsp' undeclared (first use this function)
0_0_9135764_21759.cpp:12: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9135764_21759.cpp:15: error: expected primary-expression before "else"
0_0_9135764_21759.cpp:15: error: expected `;' before "else"
0_0_9135764_21759.cpp: In function `int dis(int, int)':
0_0_9135764_21759.cpp:23: error: `nbsp' undeclared (first use this function)
0_0_9135764_21759.cpp: In function `int main()':
0_0_9135764_21759.cpp:32: error: `nbsp' undeclared (first use this function)
0_0_9135764_21759.cpp:43: error: name lookup of `i' changed for new ISO `for' scoping
0_0_9135764_21759.cpp:42: error:   using obsolete binding at `i'