View Compilation Error

0_0_39400470_19031.cpp:11:1: error: 'int64_t' does not name a type
   11 | int64_t f[2][kMaxN][kMaxS][2];
      | ^~~~~~~
0_0_39400470_19031.cpp:3:1: note: 'int64_t' is defined in header '<cstdint>'; did you forget to '#include <cstdint>'?
    2 | #include <iomanip>
  +++ |+#include <cstdint>
    3 | 
0_0_39400470_19031.cpp: In function 'void prework()':
0_0_39400470_19031.cpp:16:3: error: 'f' was not declared in this scope
   16 |   f[o][0][0][0] = 1;
      |   ^
0_0_39400470_19031.cpp: At global scope:
0_0_39400470_19031.cpp:49:1: error: 'int32_t' does not name a type
   49 | int32_t main() {
      | ^~~~~~~
0_0_39400470_19031.cpp:49:1: note: 'int32_t' is defined in header '<cstdint>'; did you forget to '#include <cstdint>'?