View Compilation Error

0_0_7626312_9321.cpp: In function `int main()':
0_0_7626312_9321.cpp:7: error: `_int64' undeclared (first use this function)
0_0_7626312_9321.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_7626312_9321.cpp:7: error: expected `;' before "T"
0_0_7626312_9321.cpp:8: error: expected `;' before "max"
0_0_7626312_9321.cpp:10: error: `T' undeclared (first use this function)
0_0_7626312_9321.cpp:13: error: `N' undeclared (first use this function)
0_0_7626312_9321.cpp:15: error: `sum' undeclared (first use this function)
0_0_7626312_9321.cpp:15: error: overloaded function with no contextual type information
0_0_7626312_9321.cpp:18: error: `mi' undeclared (first use this function)
0_0_7626312_9321.cpp:26: error: invalid operands of types `<unknown type>' and `int' to binary `operator-'